15721948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4523}}^1$

素因数の和:4617

約数の個数: 24

約数和(自身を含む): 30401280

約数和(自身を除く): 14679332

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 4523, 9046, 18092, 49753, 99506, 199012, 357317, 714634, 1429268, 3930487, 7860974, 15721948]

約数ペア:

[(1, 15721948), (2, 7860974), (4, 3930487), (11, 1429268), (22, 714634), (44, 357317), (79, 199012), (158, 99506), (316, 49753), (869, 18092), (1738, 9046), (3476, 4523)]