19912204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16649}}^1$

素因数の和:16689

約数の個数: 24

約数和(自身を含む): 39160800

約数和(自身を除く): 19248596

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 16649, 33298, 66596, 216437, 382927, 432874, 765854, 865748, 1531708, 4978051, 9956102, 19912204]

約数ペア:

[(1, 19912204), (2, 9956102), (4, 4978051), (13, 1531708), (23, 865748), (26, 765854), (46, 432874), (52, 382927), (92, 216437), (299, 66596), (598, 33298), (1196, 16649)]