20537496

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 192

約数和(自身を含む): 70732800

約数和(自身を除く): 50195304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 27, 28, 34, 36, 42, 47, 51, 54, 56, 63, 68, 72, 84, 94, 102, 108, 119, 126, 136, 141, 153, 168, 188, 189, 204, 216, 238, 252, 282, 289, 306, 329, 357, 376, 378, 408, 423, 459, 476, 504, 564, 578, 612, 658, 714, 756, 799, 846, 867, 918, 952, 987, 1071, 1128, 1156, 1224, 1269, 1316, 1428, 1512, 1598, 1692, 1734, 1836, 1974, 2023, 2142, 2312, 2397, 2538, 2601, 2632, 2856, 2961, 3196, 3213, 3384, 3468, 3672, 3948, 4046, 4284, 4794, 5076, 5202, 5593, 5922, 6069, 6392, 6426, 6936, 7191, 7803, 7896, 8092, 8568, 8883, 9588, 10152, 10404, 11186, 11844, 12138, 12852, 13583, 14382, 15606, 16184, 16779, 17766, 18207, 19176, 20808, 21573, 22372, 23688, 24276, 25704, 27166, 28764, 31212, 33558, 35532, 36414, 40749, 43146, 44744, 48552, 50337, 54332, 54621, 57528, 62424, 67116, 71064, 72828, 81498, 86292, 95081, 100674, 108664, 109242, 122247, 134232, 145656, 151011, 162996, 172584, 190162, 201348, 218484, 244494, 285243, 302022, 325992, 366741, 380324, 402696, 436968, 488988, 570486, 604044, 733482, 760648, 855729, 977976, 1140972, 1208088, 1466964, 1711458, 2281944, 2567187, 2933928, 3422916, 5134374, 6845832, 10268748, 20537496]

約数ペア:

[(1, 20537496), (2, 10268748), (3, 6845832), (4, 5134374), (6, 3422916), (7, 2933928), (8, 2567187), (9, 2281944), (12, 1711458), (14, 1466964), (17, 1208088), (18, 1140972), (21, 977976), (24, 855729), (27, 760648), (28, 733482), (34, 604044), (36, 570486), (42, 488988), (47, 436968), (51, 402696), (54, 380324), (56, 366741), (63, 325992), (68, 302022), (72, 285243), (84, 244494), (94, 218484), (102, 201348), (108, 190162), (119, 172584), (126, 162996), (136, 151011), (141, 145656), (153, 134232), (168, 122247), (188, 109242), (189, 108664), (204, 100674), (216, 95081), (238, 86292), (252, 81498), (282, 72828), (289, 71064), (306, 67116), (329, 62424), (357, 57528), (376, 54621), (378, 54332), (408, 50337), (423, 48552), (459, 44744), (476, 43146), (504, 40749), (564, 36414), (578, 35532), (612, 33558), (658, 31212), (714, 28764), (756, 27166), (799, 25704), (846, 24276), (867, 23688), (918, 22372), (952, 21573), (987, 20808), (1071, 19176), (1128, 18207), (1156, 17766), (1224, 16779), (1269, 16184), (1316, 15606), (1428, 14382), (1512, 13583), (1598, 12852), (1692, 12138), (1734, 11844), (1836, 11186), (1974, 10404), (2023, 10152), (2142, 9588), (2312, 8883), (2397, 8568), (2538, 8092), (2601, 7896), (2632, 7803), (2856, 7191), (2961, 6936), (3196, 6426), (3213, 6392), (3384, 6069), (3468, 5922), (3672, 5593), (3948, 5202), (4046, 5076), (4284, 4794)]