19378222

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:651

約数の個数: 16

約数和(自身を含む): 29484000

約数和(自身を除く): 10105778

約数列:

[1, 2, 181, 199, 269, 362, 398, 538, 36019, 48689, 53531, 72038, 97378, 107062, 9689111, 19378222]

約数ペア:

[(1, 19378222), (2, 9689111), (181, 107062), (199, 97378), (269, 72038), (362, 53531), (398, 48689), (538, 36019)]