189020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 428064

約数和(自身を除く): 239044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 727, 1454, 2908, 3635, 7270, 9451, 14540, 18902, 37804, 47255, 94510, 189020]

約数ペア:

[(1, 189020), (2, 94510), (4, 47255), (5, 37804), (10, 18902), (13, 14540), (20, 9451), (26, 7270), (52, 3635), (65, 2908), (130, 1454), (260, 727)]