19549341

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5087}}^1$

素因数の和:5161

約数の個数: 24

約数和(自身を含む): 32807424

約数和(自身を除く): 13258083

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 5087, 15261, 35609, 45783, 106827, 310307, 320481, 930921, 2172149, 2792763, 6516447, 19549341]

約数ペア:

[(1, 19549341), (3, 6516447), (7, 2792763), (9, 2172149), (21, 930921), (61, 320481), (63, 310307), (183, 106827), (427, 45783), (549, 35609), (1281, 15261), (3843, 5087)]