20488116

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{577}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 52436160

約数和(自身を除く): 31948044

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 269, 538, 577, 807, 1076, 1154, 1614, 1731, 2308, 2959, 3228, 3462, 5918, 6347, 6924, 8877, 11836, 12694, 17754, 19041, 25388, 35508, 38082, 76164, 155213, 310426, 465639, 620852, 931278, 1707343, 1862556, 3414686, 5122029, 6829372, 10244058, 20488116]

約数ペア:

[(1, 20488116), (2, 10244058), (3, 6829372), (4, 5122029), (6, 3414686), (11, 1862556), (12, 1707343), (22, 931278), (33, 620852), (44, 465639), (66, 310426), (132, 155213), (269, 76164), (538, 38082), (577, 35508), (807, 25388), (1076, 19041), (1154, 17754), (1614, 12694), (1731, 11836), (2308, 8877), (2959, 6924), (3228, 6347), (3462, 5918)]