20179964168

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:608

約数の個数: 192

約数和(自身を含む): 48455003520

約数和(自身を除く): 28275039352

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 131, 164, 169, 182, 262, 287, 328, 338, 364, 397, 524, 533, 574, 676, 728, 794, 917, 1048, 1066, 1148, 1183, 1352, 1588, 1703, 1834, 2132, 2296, 2366, 2779, 3176, 3406, 3668, 3731, 4264, 4732, 5161, 5371, 5558, 6812, 6929, 7336, 7462, 9464, 10322, 10742, 11116, 11921, 13624, 13858, 14924, 16277, 20644, 21484, 22139, 22232, 23842, 27716, 29848, 32554, 36127, 37597, 41288, 42968, 44278, 47684, 48503, 52007, 55432, 65108, 67093, 69823, 72254, 75194, 88556, 95368, 97006, 104014, 113939, 130216, 134186, 139646, 144508, 150388, 154973, 177112, 194012, 208028, 211601, 227878, 268372, 279292, 289016, 300776, 309946, 364049, 388024, 416056, 423202, 455756, 469651, 488761, 536744, 558584, 619892, 676091, 728098, 846404, 907699, 911512, 939302, 977522, 1239784, 1352182, 1456196, 1481207, 1692808, 1815398, 1878604, 1955044, 2132287, 2704364, 2750813, 2912392, 2962414, 3630796, 3757208, 3910088, 4264574, 4732637, 5408728, 5501626, 5924828, 6353893, 7261592, 8529148, 8789183, 9465274, 11003252, 11849656, 12707786, 14926009, 17058296, 17578366, 18930548, 19255691, 22006504, 25415572, 27719731, 29852018, 35156732, 37861096, 38511382, 50831144, 55439462, 59704036, 61524281, 70313464, 77022764, 110878924, 119408072, 123048562, 154045528, 194038117, 221757848, 246097124, 360356503, 388076234, 492194248, 720713006, 776152468, 1441426012, 1552304936, 2522495521, 2882852024, 5044991042, 10089982084, 20179964168]

約数ペア:

[(1, 20179964168), (2, 10089982084), (4, 5044991042), (7, 2882852024), (8, 2522495521), (13, 1552304936), (14, 1441426012), (26, 776152468), (28, 720713006), (41, 492194248), (52, 388076234), (56, 360356503), (82, 246097124), (91, 221757848), (104, 194038117), (131, 154045528), (164, 123048562), (169, 119408072), (182, 110878924), (262, 77022764), (287, 70313464), (328, 61524281), (338, 59704036), (364, 55439462), (397, 50831144), (524, 38511382), (533, 37861096), (574, 35156732), (676, 29852018), (728, 27719731), (794, 25415572), (917, 22006504), (1048, 19255691), (1066, 18930548), (1148, 17578366), (1183, 17058296), (1352, 14926009), (1588, 12707786), (1703, 11849656), (1834, 11003252), (2132, 9465274), (2296, 8789183), (2366, 8529148), (2779, 7261592), (3176, 6353893), (3406, 5924828), (3668, 5501626), (3731, 5408728), (4264, 4732637), (4732, 4264574), (5161, 3910088), (5371, 3757208), (5558, 3630796), (6812, 2962414), (6929, 2912392), (7336, 2750813), (7462, 2704364), (9464, 2132287), (10322, 1955044), (10742, 1878604), (11116, 1815398), (11921, 1692808), (13624, 1481207), (13858, 1456196), (14924, 1352182), (16277, 1239784), (20644, 977522), (21484, 939302), (22139, 911512), (22232, 907699), (23842, 846404), (27716, 728098), (29848, 676091), (32554, 619892), (36127, 558584), (37597, 536744), (41288, 488761), (42968, 469651), (44278, 455756), (47684, 423202), (48503, 416056), (52007, 388024), (55432, 364049), (65108, 309946), (67093, 300776), (69823, 289016), (72254, 279292), (75194, 268372), (88556, 227878), (95368, 211601), (97006, 208028), (104014, 194012), (113939, 177112), (130216, 154973), (134186, 150388), (139646, 144508)]