18483140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71089}}^1$

素因数の和:71111

約数の個数: 24

約数和(自身を含む): 41800920

約数和(自身を除く): 23317780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 71089, 142178, 284356, 355445, 710890, 924157, 1421780, 1848314, 3696628, 4620785, 9241570, 18483140]

約数ペア:

[(1, 18483140), (2, 9241570), (4, 4620785), (5, 3696628), (10, 1848314), (13, 1421780), (20, 924157), (26, 710890), (52, 355445), (65, 284356), (130, 142178), (260, 71089)]