2018931395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{79847}}^1$

素因数の和:80254

約数の個数: 16

約数和(自身を含む): 2615820480

約数和(自身を除く): 596889085

約数列:

[1, 5, 13, 65, 389, 1945, 5057, 25285, 79847, 399235, 1038011, 5190055, 31060483, 155302415, 403786279, 2018931395]

約数ペア:

[(1, 2018931395), (5, 403786279), (13, 155302415), (65, 31060483), (389, 5190055), (1945, 1038011), (5057, 399235), (25285, 79847)]