2018559991

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{155621}}^1$

素因数の和:155754

約数の個数: 16

約数和(自身を含む): 2465052480

約数和(自身を除く): 446492489

約数列:

[1, 7, 17, 109, 119, 763, 1853, 12971, 155621, 1089347, 2645557, 16962689, 18518899, 118738823, 288365713, 2018559991]

約数ペア:

[(1, 2018559991), (7, 288365713), (17, 118738823), (109, 18518899), (119, 16962689), (763, 2645557), (1853, 1089347), (12971, 155621)]