890390882

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{111049}}^1$

素因数の和:111281

約数の個数: 16

約数和(自身を含む): 1412556000

約数和(自身を除く): 522165118

約数列:

[1, 2, 19, 38, 211, 422, 4009, 8018, 111049, 222098, 2109931, 4219862, 23431339, 46862678, 445195441, 890390882]

約数ペア:

[(1, 890390882), (2, 445195441), (19, 46862678), (38, 23431339), (211, 4219862), (422, 2109931), (4009, 222098), (8018, 111049)]