20688001472

素因数分解:

$2^6\times {\mathrm{13537}}^1\times {\mathrm{23879}}^1$

素因数の和:37428

約数の個数: 28

約数和(自身を含む): 41057504880

約数和(自身を除く): 20369503408

約数列:

[1, 2, 4, 8, 16, 32, 64, 13537, 23879, 27074, 47758, 54148, 95516, 108296, 191032, 216592, 382064, 433184, 764128, 866368, 1528256, 323250023, 646500046, 1293000092, 2586000184, 5172000368, 10344000736, 20688001472]

約数ペア:

[(1, 20688001472), (2, 10344000736), (4, 5172000368), (8, 2586000184), (16, 1293000092), (32, 646500046), (64, 323250023), (13537, 1528256), (23879, 866368), (27074, 764128), (47758, 433184), (54148, 382064), (95516, 216592), (108296, 191032)]