20121435351

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{3919}}^1\times {\mathrm{13267}}^1$

素因数の和:17235

約数の個数: 24

約数和(自身を含む): 29750040320

約数和(自身を除く): 9628604969

約数列:

[1, 3, 9, 43, 129, 387, 3919, 11757, 13267, 35271, 39801, 119403, 168517, 505551, 570481, 1516653, 1711443, 5134329, 51993373, 155980119, 467940357, 2235715039, 6707145117, 20121435351]

約数ペア:

[(1, 20121435351), (3, 6707145117), (9, 2235715039), (43, 467940357), (129, 155980119), (387, 51993373), (3919, 5134329), (11757, 1711443), (13267, 1516653), (35271, 570481), (39801, 505551), (119403, 168517)]