20412171

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2957}}^1$

素因数の和:3035

約数の個数: 24

約数和(自身を含む): 32301360

約数和(自身を除く): 11889189

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 2301, 2957, 6903, 8871, 26613, 38441, 115323, 174463, 345969, 523389, 1570167, 2268019, 6804057, 20412171]

約数ペア:

[(1, 20412171), (3, 6804057), (9, 2268019), (13, 1570167), (39, 523389), (59, 345969), (117, 174463), (177, 115323), (531, 38441), (767, 26613), (2301, 8871), (2957, 6903)]