20065071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 30260160

約数和(自身を除く): 10195089

約数列:

[1, 3, 13, 29, 39, 87, 113, 157, 339, 377, 471, 1131, 1469, 2041, 3277, 4407, 4553, 6123, 9831, 13659, 17741, 42601, 53223, 59189, 127803, 177567, 230633, 514489, 691899, 1543467, 6688357, 20065071]

約数ペア:

[(1, 20065071), (3, 6688357), (13, 1543467), (29, 691899), (39, 514489), (87, 230633), (113, 177567), (157, 127803), (339, 59189), (377, 53223), (471, 42601), (1131, 17741), (1469, 13659), (2041, 9831), (3277, 6123), (4407, 4553)]