19331680

素因数分解:

$2^5\times 5^1\times {\mathrm{120823}}^1$

素因数の和:120838

約数の個数: 24

約数和(自身を含む): 45671472

約数和(自身を除く): 26339792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 120823, 241646, 483292, 604115, 966584, 1208230, 1933168, 2416460, 3866336, 4832920, 9665840, 19331680]

約数ペア:

[(1, 19331680), (2, 9665840), (4, 4832920), (5, 3866336), (8, 2416460), (10, 1933168), (16, 1208230), (20, 966584), (32, 604115), (40, 483292), (80, 241646), (160, 120823)]