18109966432

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{11443}}^1$

素因数の和:11628

約数の個数: 72

約数和(自身を含む): 37907265816

約数和(自身を除く): 19797299384

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 137, 152, 274, 304, 361, 548, 608, 722, 1096, 1444, 2192, 2603, 2888, 4384, 5206, 5776, 10412, 11443, 11552, 20824, 22886, 41648, 45772, 49457, 83296, 91544, 98914, 183088, 197828, 217417, 366176, 395656, 434834, 791312, 869668, 1567691, 1582624, 1739336, 3135382, 3478672, 4130923, 6270764, 6957344, 8261846, 12541528, 16523692, 25083056, 29786129, 33047384, 50166112, 59572258, 66094768, 119144516, 132189536, 238289032, 476578064, 565936451, 953156128, 1131872902, 2263745804, 4527491608, 9054983216, 18109966432]

約数ペア:

[(1, 18109966432), (2, 9054983216), (4, 4527491608), (8, 2263745804), (16, 1131872902), (19, 953156128), (32, 565936451), (38, 476578064), (76, 238289032), (137, 132189536), (152, 119144516), (274, 66094768), (304, 59572258), (361, 50166112), (548, 33047384), (608, 29786129), (722, 25083056), (1096, 16523692), (1444, 12541528), (2192, 8261846), (2603, 6957344), (2888, 6270764), (4384, 4130923), (5206, 3478672), (5776, 3135382), (10412, 1739336), (11443, 1582624), (11552, 1567691), (20824, 869668), (22886, 791312), (41648, 434834), (45772, 395656), (49457, 366176), (83296, 217417), (91544, 197828), (98914, 183088)]