1640796578

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{81043}}^1$

素因数の和:81289

約数の個数: 16

約数和(自身を含む): 2520792576

約数和(自身を除く): 879995998

約数列:

[1, 2, 53, 106, 191, 382, 10123, 20246, 81043, 162086, 4295279, 8590558, 15479213, 30958426, 820398289, 1640796578]

約数ペア:

[(1, 1640796578), (2, 820398289), (53, 30958426), (106, 15479213), (191, 8590558), (382, 4295279), (10123, 162086), (20246, 81043)]