20412477

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3181}}^1$

素因数の和:3241

約数の個数: 24

約数和(自身を含む): 31769088

約数和(自身を除く): 11356611

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 3181, 6417, 9543, 28629, 73163, 98611, 219489, 295833, 658467, 887499, 2268053, 6804159, 20412477]

約数ペア:

[(1, 20412477), (3, 6804159), (9, 2268053), (23, 887499), (31, 658467), (69, 295833), (93, 219489), (207, 98611), (279, 73163), (713, 28629), (2139, 9543), (3181, 6417)]