18312679

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2309}}^1$

素因数の和:2430

約数の個数: 16

約数和(自身を含む): 23063040

約数和(自身を除く): 4750361

約数列:

[1, 7, 11, 77, 103, 721, 1133, 2309, 7931, 16163, 25399, 177793, 237827, 1664789, 2616097, 18312679]

約数ペア:

[(1, 18312679), (7, 2616097), (11, 1664789), (77, 237827), (103, 177793), (721, 25399), (1133, 16163), (2309, 7931)]