1665435088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2538773}}^1$

素因数の和:2538822

約数の個数: 20

約数和(自身を含む): 3305483748

約数和(自身を除く): 1640048660

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2538773, 5077546, 10155092, 20310184, 40620368, 104089693, 208179386, 416358772, 832717544, 1665435088]

約数ペア:

[(1, 1665435088), (2, 832717544), (4, 416358772), (8, 208179386), (16, 104089693), (41, 40620368), (82, 20310184), (164, 10155092), (328, 5077546), (656, 2538773)]