2018720221

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1\times {\mathrm{9349}}^1$

素因数の和:9748

約数の個数: 16

約数和(自身を含む): 2336752000

約数和(自身を除く): 318031779

約数列:

[1, 7, 109, 283, 763, 1981, 9349, 30847, 65443, 215929, 1019041, 2645767, 7133287, 18520369, 288388603, 2018720221]

約数ペア:

[(1, 2018720221), (7, 288388603), (109, 18520369), (283, 7133287), (763, 2645767), (1981, 1019041), (9349, 215929), (30847, 65443)]