20454530

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3911}}^1$

素因数の和:4441

約数の個数: 16

約数和(自身を含む): 36897984

約数和(自身を除く): 16443454

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 3911, 5230, 7822, 19555, 39110, 2045453, 4090906, 10227265, 20454530]

約数ペア:

[(1, 20454530), (2, 10227265), (5, 4090906), (10, 2045453), (523, 39110), (1046, 19555), (2615, 7822), (3911, 5230)]