19631658

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 40320000

約数和(自身を除く): 20688342

約数列:

[1, 2, 3, 6, 79, 83, 158, 166, 237, 249, 474, 498, 499, 998, 1497, 2994, 6557, 13114, 19671, 39342, 39421, 41417, 78842, 82834, 118263, 124251, 236526, 248502, 3271943, 6543886, 9815829, 19631658]

約数ペア:

[(1, 19631658), (2, 9815829), (3, 6543886), (6, 3271943), (79, 248502), (83, 236526), (158, 124251), (166, 118263), (237, 82834), (249, 78842), (474, 41417), (498, 39421), (499, 39342), (998, 19671), (1497, 13114), (2994, 6557)]