20186379

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1217}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 31034640

約数和(自身を除く): 10848261

約数列:

[1, 3, 9, 19, 57, 97, 171, 291, 873, 1217, 1843, 3651, 5529, 10953, 16587, 23123, 69369, 118049, 208107, 354147, 1062441, 2242931, 6728793, 20186379]

約数ペア:

[(1, 20186379), (3, 6728793), (9, 2242931), (19, 1062441), (57, 354147), (97, 208107), (171, 118049), (291, 69369), (873, 23123), (1217, 16587), (1843, 10953), (3651, 5529)]