20037485

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 27195264

約数和(自身を除く): 7157779

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1031, 1495, 3887, 5155, 13403, 19435, 23713, 67015, 118565, 174239, 308269, 871195, 1541345, 4007497, 20037485]

約数ペア:

[(1, 20037485), (5, 4007497), (13, 1541345), (23, 871195), (65, 308269), (115, 174239), (169, 118565), (299, 67015), (845, 23713), (1031, 19435), (1495, 13403), (3887, 5155)]