18398172793

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18379793}}^1$

素因数の和:18379824

約数の個数: 16

約数和(自身を含む): 24702443136

約数和(自身を除く): 6304270343

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 18379793, 128658551, 202177723, 238937309, 1415244061, 1672561163, 2628310399, 18398172793]

約数ペア:

[(1, 18398172793), (7, 2628310399), (11, 1672561163), (13, 1415244061), (77, 238937309), (91, 202177723), (143, 128658551), (1001, 18379793)]