19378047

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1033}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 28761744

約数和(自身を除く): 9383697

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1033, 1443, 3099, 6253, 13429, 18759, 38221, 40287, 114663, 174577, 496873, 523731, 1490619, 6459349, 19378047]

約数ペア:

[(1, 19378047), (3, 6459349), (13, 1490619), (37, 523731), (39, 496873), (111, 174577), (169, 114663), (481, 40287), (507, 38221), (1033, 18759), (1443, 13429), (3099, 6253)]