19473974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 33600000

約数和(自身を除く): 14126026

約数列:

[1, 2, 13, 19, 26, 38, 79, 158, 247, 494, 499, 998, 1027, 1501, 2054, 3002, 6487, 9481, 12974, 18962, 19513, 39026, 39421, 78842, 123253, 246506, 512473, 748999, 1024946, 1497998, 9736987, 19473974]

約数ペア:

[(1, 19473974), (2, 9736987), (13, 1497998), (19, 1024946), (26, 748999), (38, 512473), (79, 246506), (158, 123253), (247, 78842), (494, 39421), (499, 39026), (998, 19513), (1027, 18962), (1501, 12974), (2054, 9481), (3002, 6487)]