18008847073

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1\times {\mathrm{3169}}^1$

素因数の和:3997

約数の個数: 32

約数和(自身を含む): 21969469440

約数和(自身を除く): 3960622367

約数列:

[1, 7, 23, 47, 161, 329, 751, 1081, 3169, 5257, 7567, 17273, 22183, 35297, 72887, 120911, 148943, 247079, 510209, 811831, 1042601, 2379919, 3425689, 5682817, 16659433, 23979823, 54738137, 111856193, 383166959, 782993351, 2572692439, 18008847073]

約数ペア:

[(1, 18008847073), (7, 2572692439), (23, 782993351), (47, 383166959), (161, 111856193), (329, 54738137), (751, 23979823), (1081, 16659433), (3169, 5682817), (5257, 3425689), (7567, 2379919), (17273, 1042601), (22183, 811831), (35297, 510209), (72887, 247079), (120911, 148943)]