20452450

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4217}}^1$

素因数の和:4326

約数の個数: 24

約数和(自身を含む): 38442852

約数和(自身を除く): 17990402

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 970, 2425, 4217, 4850, 8434, 21085, 42170, 105425, 210850, 409049, 818098, 2045245, 4090490, 10226225, 20452450]

約数ペア:

[(1, 20452450), (2, 10226225), (5, 4090490), (10, 2045245), (25, 818098), (50, 409049), (97, 210850), (194, 105425), (485, 42170), (970, 21085), (2425, 8434), (4217, 4850)]