18850910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145007}}^1$

素因数の和:145027

約数の個数: 16

約数和(自身を含む): 36542016

約数和(自身を除く): 17691106

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 145007, 290014, 725035, 1450070, 1885091, 3770182, 9425455, 18850910]

約数ペア:

[(1, 18850910), (2, 9425455), (5, 3770182), (10, 1885091), (13, 1450070), (26, 725035), (65, 290014), (130, 145007)]