20196078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7177}}^1$

素因数の和:7256

約数の個数: 32

約数和(自身を含む): 46857984

約数和(自身を除く): 26661906

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 7177, 14354, 21531, 43062, 50239, 100478, 150717, 301434, 480859, 961718, 1442577, 2885154, 3366013, 6732026, 10098039, 20196078]

約数ペア:

[(1, 20196078), (2, 10098039), (3, 6732026), (6, 3366013), (7, 2885154), (14, 1442577), (21, 961718), (42, 480859), (67, 301434), (134, 150717), (201, 100478), (402, 50239), (469, 43062), (938, 21531), (1407, 14354), (2814, 7177)]