19461425

素因数分解:

$5^2\times {\mathrm{83}}^2\times {\mathrm{113}}^1$

素因数の和:289

約数の個数: 18

約数和(自身を含む): 24642582

約数和(自身を除く): 5181157

約数列:

[1, 5, 25, 83, 113, 415, 565, 2075, 2825, 6889, 9379, 34445, 46895, 172225, 234475, 778457, 3892285, 19461425]

約数ペア:

[(1, 19461425), (5, 3892285), (25, 778457), (83, 234475), (113, 172225), (415, 46895), (565, 34445), (2075, 9379), (2825, 6889)]