19992024005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1\times {\mathrm{3433}}^1$

素因数の和:4181

約数の個数: 32

約数和(自身を含む): 25397314560

約数和(自身を除く): 5405290555

約数列:

[1, 5, 23, 79, 115, 395, 641, 1817, 3205, 3433, 9085, 14743, 17165, 50639, 73715, 78959, 253195, 271207, 394795, 1164697, 1356035, 2200553, 5823485, 6237761, 11002765, 31188805, 50612719, 173843687, 253063595, 869218435, 3998404801, 19992024005]

約数ペア:

[(1, 19992024005), (5, 3998404801), (23, 869218435), (79, 253063595), (115, 173843687), (395, 50612719), (641, 31188805), (1817, 11002765), (3205, 6237761), (3433, 5823485), (9085, 2200553), (14743, 1356035), (17165, 1164697), (50639, 394795), (73715, 271207), (78959, 253195)]