18289980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101611}}^1$

素因数の和:101626

約数の個数: 36

約数和(自身を含む): 55480152

約数和(自身を除く): 37190172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 101611, 203222, 304833, 406444, 508055, 609666, 914499, 1016110, 1219332, 1524165, 1828998, 2032220, 3048330, 3657996, 4572495, 6096660, 9144990, 18289980]

約数ペア:

[(1, 18289980), (2, 9144990), (3, 6096660), (4, 4572495), (5, 3657996), (6, 3048330), (9, 2032220), (10, 1828998), (12, 1524165), (15, 1219332), (18, 1016110), (20, 914499), (30, 609666), (36, 508055), (45, 406444), (60, 304833), (90, 203222), (180, 101611)]