20080181303

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1\times {\mathrm{11117}}^1$

素因数の和:12023

約数の個数: 32

約数和(自身を含む): 25820798976

約数和(自身を除く): 5740617673

約数列:

[1, 7, 13, 23, 91, 161, 299, 863, 2093, 6041, 11117, 11219, 19849, 77819, 78533, 138943, 144521, 255691, 258037, 1011647, 1789837, 1806259, 3323983, 9593971, 23267881, 67157797, 124721623, 220661333, 873051361, 1544629331, 2868597329, 20080181303]

約数ペア:

[(1, 20080181303), (7, 2868597329), (13, 1544629331), (23, 873051361), (91, 220661333), (161, 124721623), (299, 67157797), (863, 23267881), (2093, 9593971), (6041, 3323983), (11117, 1806259), (11219, 1789837), (19849, 1011647), (77819, 258037), (78533, 255691), (138943, 144521)]