18908986

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{3361}}^1$

素因数の和:3489

約数の個数: 16

約数和(自身を含む): 29652840

約数和(自身を除く): 10743854

約数列:

[1, 2, 29, 58, 97, 194, 2813, 3361, 5626, 6722, 97469, 194938, 326017, 652034, 9454493, 18908986]

約数ペア:

[(1, 18908986), (2, 9454493), (29, 652034), (58, 326017), (97, 194938), (194, 97469), (2813, 6722), (3361, 5626)]