20253385

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3187}}^1$

素因数の和:3264

約数の個数: 16

約数和(自身を含む): 25708032

約数和(自身を除く): 5454647

約数列:

[1, 5, 31, 41, 155, 205, 1271, 3187, 6355, 15935, 98797, 130667, 493985, 653335, 4050677, 20253385]

約数ペア:

[(1, 20253385), (5, 4050677), (31, 653335), (41, 493985), (155, 130667), (205, 98797), (1271, 15935), (3187, 6355)]