20155804029

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{757}}^1\times {\mathrm{155707}}^1$

素因数の和:156489

約数の個数: 24

約数和(自身を含む): 30686932640

約数和(自身を除く): 10531128611

約数列:

[1, 3, 9, 19, 57, 171, 757, 2271, 6813, 14383, 43149, 129447, 155707, 467121, 1401363, 2958433, 8875299, 26625897, 117870199, 353610597, 1060831791, 2239533781, 6718601343, 20155804029]

約数ペア:

[(1, 20155804029), (3, 6718601343), (9, 2239533781), (19, 1060831791), (57, 353610597), (171, 117870199), (757, 26625897), (2271, 8875299), (6813, 2958433), (14383, 1401363), (43149, 467121), (129447, 155707)]