81658672

素因数分解:

$2^4\times {\mathrm{743}}^1\times {\mathrm{6869}}^1$

素因数の和:7620

約数の個数: 20

約数和(自身を含む): 158449680

約数和(自身を除く): 76791008

約数列:

[1, 2, 4, 8, 16, 743, 1486, 2972, 5944, 6869, 11888, 13738, 27476, 54952, 109904, 5103667, 10207334, 20414668, 40829336, 81658672]

約数ペア:

[(1, 81658672), (2, 40829336), (4, 20414668), (8, 10207334), (16, 5103667), (743, 109904), (1486, 54952), (2972, 27476), (5944, 13738), (6869, 11888)]