12641968

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{7823}}^1$

素因数の和:7932

約数の個数: 20

約数和(自身を含む): 24739488

約数和(自身を除く): 12097520

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 7823, 15646, 31292, 62584, 125168, 790123, 1580246, 3160492, 6320984, 12641968]

約数ペア:

[(1, 12641968), (2, 6320984), (4, 3160492), (8, 1580246), (16, 790123), (101, 125168), (202, 62584), (404, 31292), (808, 15646), (1616, 7823)]