20203702

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 24

約数和(自身を含む): 32012064

約数和(自身を除く): 11808362

約数列:

[1, 2, 37, 47, 74, 94, 157, 314, 1369, 1739, 2738, 3478, 5809, 7379, 11618, 14758, 64343, 128686, 214933, 273023, 429866, 546046, 10101851, 20203702]

約数ペア:

[(1, 20203702), (2, 10101851), (37, 546046), (47, 429866), (74, 273023), (94, 214933), (157, 128686), (314, 64343), (1369, 14758), (1739, 11618), (2738, 7379), (3478, 5809)]