20633938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 34760880

約数和(自身を除く): 14126942

約数列:

[1, 2, 13, 26, 37, 74, 89, 178, 241, 481, 482, 962, 1157, 2314, 3133, 3293, 6266, 6586, 8917, 17834, 21449, 42809, 42898, 85618, 115921, 231842, 278837, 557674, 793613, 1587226, 10316969, 20633938]

約数ペア:

[(1, 20633938), (2, 10316969), (13, 1587226), (26, 793613), (37, 557674), (74, 278837), (89, 231842), (178, 115921), (241, 85618), (481, 42898), (482, 42809), (962, 21449), (1157, 17834), (2314, 8917), (3133, 6586), (3293, 6266)]