20565434

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{577}}^1$

素因数の和:901

約数の個数: 16

約数和(自身を含む): 31461696

約数和(自身を除く): 10896262

約数列:

[1, 2, 71, 142, 251, 502, 577, 1154, 17821, 35642, 40967, 81934, 144827, 289654, 10282717, 20565434]

約数ペア:

[(1, 20565434), (2, 10282717), (71, 289654), (142, 144827), (251, 81934), (502, 40967), (577, 35642), (1154, 17821)]