16649620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64037}}^1$

素因数の和:64059

約数の個数: 24

約数和(自身を含む): 37654344

約数和(自身を除く): 21004724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 64037, 128074, 256148, 320185, 640370, 832481, 1280740, 1664962, 3329924, 4162405, 8324810, 16649620]

約数ペア:

[(1, 16649620), (2, 8324810), (4, 4162405), (5, 3329924), (10, 1664962), (13, 1280740), (20, 832481), (26, 640370), (52, 320185), (65, 256148), (130, 128074), (260, 64037)]