15172868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1103}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 28129920

約数和(自身を除く): 12957052

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 724, 1103, 2206, 3439, 4412, 6878, 13756, 20957, 41914, 83828, 199643, 399286, 798572, 3793217, 7586434, 15172868]

約数ペア:

[(1, 15172868), (2, 7586434), (4, 3793217), (19, 798572), (38, 399286), (76, 199643), (181, 83828), (362, 41914), (724, 20957), (1103, 13756), (2206, 6878), (3439, 4412)]