20842628

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{937}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 37504992

約数和(自身を除く): 16662364

約数列:

[1, 2, 4, 67, 83, 134, 166, 268, 332, 937, 1874, 3748, 5561, 11122, 22244, 62779, 77771, 125558, 155542, 251116, 311084, 5210657, 10421314, 20842628]

約数ペア:

[(1, 20842628), (2, 10421314), (4, 5210657), (67, 311084), (83, 251116), (134, 155542), (166, 125558), (268, 77771), (332, 62779), (937, 22244), (1874, 11122), (3748, 5561)]