18244161

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 31012800

約数和(自身を除く): 12768639

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 283, 377, 551, 741, 849, 1131, 1653, 2223, 2547, 3393, 3679, 4959, 5377, 7163, 8207, 11037, 16131, 21489, 24621, 33111, 48393, 64467, 69901, 73863, 106691, 155933, 209703, 320073, 467799, 629109, 960219, 1403397, 2027129, 6081387, 18244161]

約数ペア:

[(1, 18244161), (3, 6081387), (9, 2027129), (13, 1403397), (19, 960219), (29, 629109), (39, 467799), (57, 320073), (87, 209703), (117, 155933), (171, 106691), (247, 73863), (261, 69901), (283, 64467), (377, 48393), (551, 33111), (741, 24621), (849, 21489), (1131, 16131), (1653, 11037), (2223, 8207), (2547, 7163), (3393, 5377), (3679, 4959)]