22163180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85243}}^1$

素因数の和:85265

約数の個数: 24

約数和(自身を含む): 50123472

約数和(自身を除く): 27960292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 85243, 170486, 340972, 426215, 852430, 1108159, 1704860, 2216318, 4432636, 5540795, 11081590, 22163180]

約数ペア:

[(1, 22163180), (2, 11081590), (4, 5540795), (5, 4432636), (10, 2216318), (13, 1704860), (20, 1108159), (26, 852430), (52, 426215), (65, 340972), (130, 170486), (260, 85243)]