18771010

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 34852032

約数和(自身を除く): 16081022

約数列:

[1, 2, 5, 10, 53, 106, 107, 214, 265, 331, 530, 535, 662, 1070, 1655, 3310, 5671, 11342, 17543, 28355, 35086, 35417, 56710, 70834, 87715, 175430, 177085, 354170, 1877101, 3754202, 9385505, 18771010]

約数ペア:

[(1, 18771010), (2, 9385505), (5, 3754202), (10, 1877101), (53, 354170), (106, 177085), (107, 175430), (214, 87715), (265, 70834), (331, 56710), (530, 35417), (535, 35086), (662, 28355), (1070, 17543), (1655, 11342), (3310, 5671)]