20147881618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3558439}}^1$

素因数の和:3558609

約数の個数: 16

約数和(自身を含む): 32025960000

約数和(自身を除く): 11878078382

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 3558439, 7116878, 67610341, 135220682, 530207411, 1060414822, 10073940809, 20147881618]

約数ペア:

[(1, 20147881618), (2, 10073940809), (19, 1060414822), (38, 530207411), (149, 135220682), (298, 67610341), (2831, 7116878), (5662, 3558439)]