18859347

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{449}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 29484000

約数和(自身を除く): 10624653

約数列:

[1, 3, 9, 13, 39, 117, 359, 449, 1077, 1347, 3231, 4041, 4667, 5837, 14001, 17511, 42003, 52533, 161191, 483573, 1450719, 2095483, 6286449, 18859347]

約数ペア:

[(1, 18859347), (3, 6286449), (9, 2095483), (13, 1450719), (39, 483573), (117, 161191), (359, 52533), (449, 42003), (1077, 17511), (1347, 14001), (3231, 5837), (4041, 4667)]