20284635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3167}}^1$

素因数の和:3243

約数の個数: 32

約数和(自身を含む): 37711872

約数和(自身を除く): 17427237

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 3167, 6405, 9501, 15835, 22169, 47505, 66507, 110845, 193187, 332535, 579561, 965935, 1352309, 2897805, 4056927, 6761545, 20284635]

約数ペア:

[(1, 20284635), (3, 6761545), (5, 4056927), (7, 2897805), (15, 1352309), (21, 965935), (35, 579561), (61, 332535), (105, 193187), (183, 110845), (305, 66507), (427, 47505), (915, 22169), (1281, 15835), (2135, 9501), (3167, 6405)]