20269684

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{617}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 36546048

約数和(自身を除く): 16276364

約数列:

[1, 2, 4, 43, 86, 172, 191, 382, 617, 764, 1234, 2468, 8213, 16426, 26531, 32852, 53062, 106124, 117847, 235694, 471388, 5067421, 10134842, 20269684]

約数ペア:

[(1, 20269684), (2, 10134842), (4, 5067421), (43, 471388), (86, 235694), (172, 117847), (191, 106124), (382, 53062), (617, 32852), (764, 26531), (1234, 16426), (2468, 8213)]