20008219059

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{523}}^1\times {\mathrm{547}}^1$

素因数の和:1504

約数の個数: 48

約数和(自身を含む): 30610403200

約数和(自身を除く): 10602184141

約数列:

[1, 3, 9, 19, 57, 171, 409, 523, 547, 1227, 1569, 1641, 3681, 4707, 4923, 7771, 9937, 10393, 23313, 29811, 31179, 69939, 89433, 93537, 213907, 223723, 286081, 641721, 671169, 858243, 1925163, 2013507, 2574729, 4064233, 4250737, 5435539, 12192699, 12752211, 16306617, 36578097, 38256633, 48919851, 117007129, 351021387, 1053064161, 2223135451, 6669406353, 20008219059]

約数ペア:

[(1, 20008219059), (3, 6669406353), (9, 2223135451), (19, 1053064161), (57, 351021387), (171, 117007129), (409, 48919851), (523, 38256633), (547, 36578097), (1227, 16306617), (1569, 12752211), (1641, 12192699), (3681, 5435539), (4707, 4250737), (4923, 4064233), (7771, 2574729), (9937, 2013507), (10393, 1925163), (23313, 858243), (29811, 671169), (31179, 641721), (69939, 286081), (89433, 223723), (93537, 213907)]