20173749813

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3443207}}^1$

素因数の和:3443254

約数の個数: 32

約数和(自身を含む): 35258449920

約数和(自身を除く): 15084700107

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 3443207, 10329621, 24102449, 30988863, 72307347, 92966589, 106739417, 216922041, 320218251, 650766123, 747175919, 960654753, 2241527757, 2881964259, 6724583271, 20173749813]

約数ペア:

[(1, 20173749813), (3, 6724583271), (7, 2881964259), (9, 2241527757), (21, 960654753), (27, 747175919), (31, 650766123), (63, 320218251), (93, 216922041), (189, 106739417), (217, 92966589), (279, 72307347), (651, 30988863), (837, 24102449), (1953, 10329621), (5859, 3443207)]