18978690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{632623}}^1$

素因数の和:632633

約数の個数: 16

約数和(自身を含む): 45548928

約数和(自身を除く): 26570238

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 632623, 1265246, 1897869, 3163115, 3795738, 6326230, 9489345, 18978690]

約数ペア:

[(1, 18978690), (2, 9489345), (3, 6326230), (5, 3795738), (6, 3163115), (10, 1897869), (15, 1265246), (30, 632623)]