18770138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2341}}^1$

素因数の和:2573

約数の個数: 16

約数和(自身を含む): 29790240

約数和(自身を除く): 11020102

約数列:

[1, 2, 19, 38, 211, 422, 2341, 4009, 4682, 8018, 44479, 88958, 493951, 987902, 9385069, 18770138]

約数ペア:

[(1, 18770138), (2, 9385069), (19, 987902), (38, 493951), (211, 88958), (422, 44479), (2341, 8018), (4009, 4682)]