20420118

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{39119}}^1$

素因数の和:39156

約数の個数: 24

約数和(自身を含む): 45770400

約数和(自身を除く): 25350282

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 39119, 78238, 117357, 234714, 352071, 704142, 1134451, 2268902, 3403353, 6806706, 10210059, 20420118]

約数ペア:

[(1, 20420118), (2, 10210059), (3, 6806706), (6, 3403353), (9, 2268902), (18, 1134451), (29, 704142), (58, 352071), (87, 234714), (174, 117357), (261, 78238), (522, 39119)]