18307737

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5483}}^1$

素因数の和:5549

約数の個数: 24

約数和(自身を含む): 30798144

約数和(自身を除く): 12490407

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 5483, 16449, 38381, 49347, 115143, 290599, 345429, 871797, 2034193, 2615391, 6102579, 18307737]

約数ペア:

[(1, 18307737), (3, 6102579), (7, 2615391), (9, 2034193), (21, 871797), (53, 345429), (63, 290599), (159, 115143), (371, 49347), (477, 38381), (1113, 16449), (3339, 5483)]