18248013

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1777}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 30325568

約数和(自身を除く): 12077555

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 1777, 3423, 5331, 10269, 12439, 15993, 37317, 111951, 289651, 868953, 2027557, 2606859, 6082671, 18248013]

約数ペア:

[(1, 18248013), (3, 6082671), (7, 2606859), (9, 2027557), (21, 868953), (63, 289651), (163, 111951), (489, 37317), (1141, 15993), (1467, 12439), (1777, 10269), (3423, 5331)]