19601397

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 29203200

約数和(自身を除く): 9601803

約数列:

[1, 3, 9, 47, 141, 149, 311, 423, 447, 933, 1341, 2799, 7003, 14617, 21009, 43851, 46339, 63027, 131553, 139017, 417051, 2177933, 6533799, 19601397]

約数ペア:

[(1, 19601397), (3, 6533799), (9, 2177933), (47, 417051), (141, 139017), (149, 131553), (311, 63027), (423, 46339), (447, 43851), (933, 21009), (1341, 14617), (2799, 7003)]