19677535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1231}}^1$

素因数の和:1398

約数の個数: 16

約数和(自身を含む): 24837120

約数和(自身を除く): 5159585

約数列:

[1, 5, 23, 115, 139, 695, 1231, 3197, 6155, 15985, 28313, 141565, 171109, 855545, 3935507, 19677535]

約数ペア:

[(1, 19677535), (5, 3935507), (23, 855545), (115, 171109), (139, 141565), (695, 28313), (1231, 15985), (3197, 6155)]