81390768

素因数分解:

$2^4\times 3^1\times {\mathrm{1695641}}^1$

素因数の和:1695652

約数の個数: 20

約数和(自身を含む): 210259608

約数和(自身を除く): 128868840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1695641, 3391282, 5086923, 6782564, 10173846, 13565128, 20347692, 27130256, 40695384, 81390768]

約数ペア:

[(1, 81390768), (2, 40695384), (3, 27130256), (4, 20347692), (6, 13565128), (8, 10173846), (12, 6782564), (16, 5086923), (24, 3391282), (48, 1695641)]