31997968

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{86951}}^1$

素因数の和:86982

約数の個数: 20

約数和(自身を含む): 64692288

約数和(自身を除く): 32694320

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 86951, 173902, 347804, 695608, 1391216, 1999873, 3999746, 7999492, 15998984, 31997968]

約数ペア:

[(1, 31997968), (2, 15998984), (4, 7999492), (8, 3999746), (16, 1999873), (23, 1391216), (46, 695608), (92, 347804), (184, 173902), (368, 86951)]