20120804963

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{1663}}^1$

素因数の和:2043

約数の個数: 32

約数和(自身を含む): 23607607296

約数和(自身を除く): 3486802333

約数列:

[1, 7, 97, 103, 173, 679, 721, 1211, 1663, 9991, 11641, 16781, 17819, 69937, 117467, 124733, 161311, 171289, 287699, 1129177, 1199023, 1728443, 2013893, 12099101, 16615033, 27906803, 29632997, 116305231, 195347621, 207430979, 2874400709, 20120804963]

約数ペア:

[(1, 20120804963), (7, 2874400709), (97, 207430979), (103, 195347621), (173, 116305231), (679, 29632997), (721, 27906803), (1211, 16615033), (1663, 12099101), (9991, 2013893), (11641, 1728443), (16781, 1199023), (17819, 1129177), (69937, 287699), (117467, 171289), (124733, 161311)]