19818168

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{13537}}^1$

素因数の和:13607

約数の個数: 32

約数和(自身を含む): 50361360

約数和(自身を除く): 30543192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 13537, 27074, 40611, 54148, 81222, 108296, 162444, 324888, 825757, 1651514, 2477271, 3303028, 4954542, 6606056, 9909084, 19818168]

約数ペア:

[(1, 19818168), (2, 9909084), (3, 6606056), (4, 4954542), (6, 3303028), (8, 2477271), (12, 1651514), (24, 825757), (61, 324888), (122, 162444), (183, 108296), (244, 81222), (366, 54148), (488, 40611), (732, 27074), (1464, 13537)]