18566847

素因数分解:

$3^3\times {\mathrm{13}}^3\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 29892800

約数和(自身を除く): 11325953

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 313, 351, 507, 939, 1521, 2197, 2817, 4069, 4563, 6591, 8451, 12207, 19773, 36621, 52897, 59319, 109863, 158691, 476073, 687661, 1428219, 2062983, 6188949, 18566847]

約数ペア:

[(1, 18566847), (3, 6188949), (9, 2062983), (13, 1428219), (27, 687661), (39, 476073), (117, 158691), (169, 109863), (313, 59319), (351, 52897), (507, 36621), (939, 19773), (1521, 12207), (2197, 8451), (2817, 6591), (4069, 4563)]