2019439865

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1\times {\mathrm{12841}}^1$

素因数の和:13360

約数の個数: 16

約数和(自身を含む): 2463198336

約数和(自身を除く): 443758471

約数列:

[1, 5, 71, 355, 443, 2215, 12841, 31453, 64205, 157265, 911711, 4558555, 5688563, 28442815, 403887973, 2019439865]

約数ペア:

[(1, 2019439865), (5, 403887973), (71, 28442815), (355, 5688563), (443, 4558555), (2215, 911711), (12841, 157265), (31453, 64205)]