18892601278

素因数分解:

$2^1\times {\mathrm{64781}}^1\times {\mathrm{145819}}^1$

素因数の和:210602

約数の個数: 8

約数和(自身を含む): 28339533720

約数和(自身を除く): 9446932442

約数列:

[1, 2, 64781, 129562, 145819, 291638, 9446300639, 18892601278]

約数ペア:

[(1, 18892601278), (2, 9446300639), (64781, 291638), (129562, 145819)]