19619171570

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22044013}}^1$

素因数の和:22044109

約数の個数: 16

約数和(自身を含む): 35711302680

約数和(自身を除く): 16092131110

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22044013, 44088026, 110220065, 220440130, 1961917157, 3923834314, 9809585785, 19619171570]

約数ペア:

[(1, 19619171570), (2, 9809585785), (5, 3923834314), (10, 1961917157), (89, 220440130), (178, 110220065), (445, 44088026), (890, 22044013)]