20009774972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:340

約数の個数: 192

約数和(自身を含む): 42382061568

約数和(自身を除く): 22372286596

約数列:

[1, 2, 4, 11, 22, 31, 41, 43, 44, 53, 62, 82, 86, 106, 124, 157, 164, 172, 212, 314, 341, 451, 473, 583, 628, 682, 902, 946, 1166, 1271, 1333, 1364, 1643, 1727, 1763, 1804, 1892, 2173, 2279, 2332, 2542, 2666, 3286, 3454, 3526, 4346, 4558, 4867, 5084, 5332, 6437, 6572, 6751, 6908, 7052, 8321, 8692, 9116, 9734, 12874, 13502, 13981, 14663, 16642, 18073, 19393, 19468, 23903, 25069, 25748, 27004, 27962, 29326, 33284, 36146, 38786, 47806, 50138, 53537, 54653, 55924, 58652, 67363, 70649, 70807, 72292, 74261, 77572, 91531, 93439, 95612, 100276, 107074, 109306, 134726, 141298, 141614, 148522, 183062, 186878, 199547, 209281, 214148, 218612, 257951, 269452, 276791, 282596, 283228, 297044, 341161, 357803, 366124, 373756, 399094, 418562, 515902, 553582, 601183, 682322, 715606, 740993, 777139, 798188, 837124, 1027829, 1031804, 1107164, 1202366, 1364644, 1431212, 1481986, 1554278, 2055658, 2195017, 2302091, 2404732, 2837461, 2896609, 2963972, 3044701, 3108556, 3752771, 3935833, 4111316, 4390034, 4604182, 5674922, 5793218, 6089402, 7505542, 7871666, 8580521, 8780068, 9208364, 10575991, 11091893, 11349844, 11586436, 12178804, 14669923, 15011084, 15743332, 17161042, 21151982, 22183786, 29339846, 31862699, 34322084, 42303964, 44367572, 58679692, 63725398, 94385731, 116335901, 122010823, 127450796, 161369153, 188771462, 232671802, 244021646, 322738306, 377542924, 454767613, 465343604, 488043292, 645476612, 909535226, 1819070452, 5002443743, 10004887486, 20009774972]

約数ペア:

[(1, 20009774972), (2, 10004887486), (4, 5002443743), (11, 1819070452), (22, 909535226), (31, 645476612), (41, 488043292), (43, 465343604), (44, 454767613), (53, 377542924), (62, 322738306), (82, 244021646), (86, 232671802), (106, 188771462), (124, 161369153), (157, 127450796), (164, 122010823), (172, 116335901), (212, 94385731), (314, 63725398), (341, 58679692), (451, 44367572), (473, 42303964), (583, 34322084), (628, 31862699), (682, 29339846), (902, 22183786), (946, 21151982), (1166, 17161042), (1271, 15743332), (1333, 15011084), (1364, 14669923), (1643, 12178804), (1727, 11586436), (1763, 11349844), (1804, 11091893), (1892, 10575991), (2173, 9208364), (2279, 8780068), (2332, 8580521), (2542, 7871666), (2666, 7505542), (3286, 6089402), (3454, 5793218), (3526, 5674922), (4346, 4604182), (4558, 4390034), (4867, 4111316), (5084, 3935833), (5332, 3752771), (6437, 3108556), (6572, 3044701), (6751, 2963972), (6908, 2896609), (7052, 2837461), (8321, 2404732), (8692, 2302091), (9116, 2195017), (9734, 2055658), (12874, 1554278), (13502, 1481986), (13981, 1431212), (14663, 1364644), (16642, 1202366), (18073, 1107164), (19393, 1031804), (19468, 1027829), (23903, 837124), (25069, 798188), (25748, 777139), (27004, 740993), (27962, 715606), (29326, 682322), (33284, 601183), (36146, 553582), (38786, 515902), (47806, 418562), (50138, 399094), (53537, 373756), (54653, 366124), (55924, 357803), (58652, 341161), (67363, 297044), (70649, 283228), (70807, 282596), (72292, 276791), (74261, 269452), (77572, 257951), (91531, 218612), (93439, 214148), (95612, 209281), (100276, 199547), (107074, 186878), (109306, 183062), (134726, 148522), (141298, 141614)]