18031533

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 27216000

約数和(自身を除く): 9184467

約数列:

[1, 3, 13, 29, 39, 87, 107, 149, 321, 377, 447, 1131, 1391, 1937, 3103, 4173, 4321, 5811, 9309, 12963, 15943, 40339, 47829, 56173, 121017, 168519, 207259, 462347, 621777, 1387041, 6010511, 18031533]

約数ペア:

[(1, 18031533), (3, 6010511), (13, 1387041), (29, 621777), (39, 462347), (87, 207259), (107, 168519), (149, 121017), (321, 56173), (377, 47829), (447, 40339), (1131, 15943), (1391, 12963), (1937, 9309), (3103, 5811), (4173, 4321)]