1870987018

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1\times {\mathrm{10949}}^1$

素因数の和:12981

約数の個数: 16

約数和(自身を含む): 2873455200

約数和(自身を除く): 1002468182

約数列:

[1, 2, 43, 86, 1987, 3974, 10949, 21898, 85441, 170882, 470807, 941614, 21755663, 43511326, 935493509, 1870987018]

約数ペア:

[(1, 1870987018), (2, 935493509), (43, 43511326), (86, 21755663), (1987, 941614), (3974, 470807), (10949, 170882), (21898, 85441)]