18514870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9901}}^1$

素因数の和:9936

約数の個数: 32

約数和(自身を含む): 38498976

約数和(自身を除く): 19984106

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 9901, 19802, 49505, 99010, 108911, 168317, 217822, 336634, 544555, 841585, 1089110, 1683170, 1851487, 3702974, 9257435, 18514870]

約数ペア:

[(1, 18514870), (2, 9257435), (5, 3702974), (10, 1851487), (11, 1683170), (17, 1089110), (22, 841585), (34, 544555), (55, 336634), (85, 217822), (110, 168317), (170, 108911), (187, 99010), (374, 49505), (935, 19802), (1870, 9901)]