2018191511

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{79843}}^1$

素因数の和:80030

約数の個数: 16

約数和(自身を含む): 2422147584

約数和(自身を除く): 403956073

約数列:

[1, 7, 23, 157, 161, 1099, 3611, 25277, 79843, 558901, 1836389, 12535351, 12854723, 87747457, 288313073, 2018191511]

約数ペア:

[(1, 2018191511), (7, 288313073), (23, 87747457), (157, 12854723), (161, 12535351), (1099, 1836389), (3611, 558901), (25277, 79843)]