20249470

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27739}}^1$

素因数の和:27819

約数の個数: 16

約数和(自身を含む): 36949680

約数和(自身を除く): 16700210

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 27739, 55478, 138695, 277390, 2024947, 4049894, 10124735, 20249470]

約数ペア:

[(1, 20249470), (2, 10124735), (5, 4049894), (10, 2024947), (73, 277390), (146, 138695), (365, 55478), (730, 27739)]