20953570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17317}}^1$

素因数の和:17346

約数の個数: 24

約数和(自身を含む): 41459292

約数和(自身を除く): 20505722

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17317, 34634, 86585, 173170, 190487, 380974, 952435, 1904870, 2095357, 4190714, 10476785, 20953570]

約数ペア:

[(1, 20953570), (2, 10476785), (5, 4190714), (10, 2095357), (11, 1904870), (22, 952435), (55, 380974), (110, 190487), (121, 173170), (242, 86585), (605, 34634), (1210, 17317)]