19941870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51133}}^1$

素因数の和:51156

約数の個数: 32

約数和(自身を含む): 51543072

約数和(自身を除く): 31601202

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51133, 102266, 153399, 255665, 306798, 511330, 664729, 766995, 1329458, 1533990, 1994187, 3323645, 3988374, 6647290, 9970935, 19941870]

約数ペア:

[(1, 19941870), (2, 9970935), (3, 6647290), (5, 3988374), (6, 3323645), (10, 1994187), (13, 1533990), (15, 1329458), (26, 766995), (30, 664729), (39, 511330), (65, 306798), (78, 255665), (130, 153399), (195, 102266), (390, 51133)]