20313895

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{34141}}^1$

素因数の和:34170

約数の個数: 16

約数和(自身を含む): 29498688

約数和(自身を除く): 9184793

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 34141, 170705, 238987, 580397, 1194935, 2901985, 4062779, 20313895]

約数ペア:

[(1, 20313895), (5, 4062779), (7, 2901985), (17, 1194935), (35, 580397), (85, 238987), (119, 170705), (595, 34141)]