19829277

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13037}}^1$

素因数の和:13069

約数の個数: 18

約数和(自身を含む): 31017402

約数和(自身を除く): 11188125

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13037, 39111, 117333, 169481, 508443, 1525329, 2203253, 6609759, 19829277]

約数ペア:

[(1, 19829277), (3, 6609759), (9, 2203253), (13, 1525329), (39, 508443), (117, 169481), (169, 117333), (507, 39111), (1521, 13037)]