20613796

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32009}}^1$

素因数の和:32043

約数の個数: 24

約数和(自身を含む): 43021440

約数和(自身を除く): 22407644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32009, 64018, 128036, 224063, 448126, 736207, 896252, 1472414, 2944828, 5153449, 10306898, 20613796]

約数ペア:

[(1, 20613796), (2, 10306898), (4, 5153449), (7, 2944828), (14, 1472414), (23, 896252), (28, 736207), (46, 448126), (92, 224063), (161, 128036), (322, 64018), (644, 32009)]