18055947

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 31727360

約数和(自身を除く): 13671413

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 59, 91, 133, 177, 247, 273, 399, 413, 741, 767, 1121, 1239, 1729, 2301, 3363, 3481, 5187, 5369, 7847, 10443, 14573, 16107, 23541, 24367, 43719, 45253, 66139, 73101, 102011, 135759, 198417, 306033, 316771, 462973, 859807, 950313, 1388919, 2579421, 6018649, 18055947]

約数ペア:

[(1, 18055947), (3, 6018649), (7, 2579421), (13, 1388919), (19, 950313), (21, 859807), (39, 462973), (57, 316771), (59, 306033), (91, 198417), (133, 135759), (177, 102011), (247, 73101), (273, 66139), (399, 45253), (413, 43719), (741, 24367), (767, 23541), (1121, 16107), (1239, 14573), (1729, 10443), (2301, 7847), (3363, 5369), (3481, 5187)]