1637968

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{4451}}^1$

素因数の和:4482

約数の個数: 20

約数和(自身を含む): 3312288

約数和(自身を除く): 1674320

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 4451, 8902, 17804, 35608, 71216, 102373, 204746, 409492, 818984, 1637968]

約数ペア:

[(1, 1637968), (2, 818984), (4, 409492), (8, 204746), (16, 102373), (23, 71216), (46, 35608), (92, 17804), (184, 8902), (368, 4451)]