20170742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{1889}}^1$

素因数の和:2191

約数の個数: 16

約数和(自身を含む): 31978800

約数和(自身を除く): 11808058

約数列:

[1, 2, 19, 38, 281, 562, 1889, 3778, 5339, 10678, 35891, 71782, 530809, 1061618, 10085371, 20170742]

約数ペア:

[(1, 20170742), (2, 10085371), (19, 1061618), (38, 530809), (281, 71782), (562, 35891), (1889, 10678), (3778, 5339)]