20324668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55837}}^1$

素因数の和:55861

約数の個数: 24

約数和(自身を含む): 43776992

約数和(自身を除く): 23452324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 55837, 111674, 223348, 390859, 725881, 781718, 1451762, 1563436, 2903524, 5081167, 10162334, 20324668]

約数ペア:

[(1, 20324668), (2, 10162334), (4, 5081167), (7, 2903524), (13, 1563436), (14, 1451762), (26, 781718), (28, 725881), (52, 390859), (91, 223348), (182, 111674), (364, 55837)]