20571837013

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{13457}}^1$

素因数の和:13741

約数の個数: 32

約数和(自身を含む): 25720498944

約数和(自身を除く): 5148661931

約数列:

[1, 7, 13, 91, 107, 157, 749, 1099, 1391, 2041, 9737, 13457, 14287, 16799, 94199, 117593, 174941, 218387, 1224587, 1439899, 1528709, 2112749, 10079293, 14789243, 18718687, 27465737, 131030809, 192260159, 226064143, 1582449001, 2938833859, 20571837013]

約数ペア:

[(1, 20571837013), (7, 2938833859), (13, 1582449001), (91, 226064143), (107, 192260159), (157, 131030809), (749, 27465737), (1099, 18718687), (1391, 14789243), (2041, 10079293), (9737, 2112749), (13457, 1528709), (14287, 1439899), (16799, 1224587), (94199, 218387), (117593, 174941)]