20199387401890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22695940901}}^1$

素因数の和:22695940997

約数の個数: 16

約数和(自身を含む): 36767424261240

約数和(自身を除く): 16568036859350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22695940901, 45391881802, 113479704505, 226959409010, 2019938740189, 4039877480378, 10099693700945, 20199387401890]

約数ペア:

[(1, 20199387401890), (2, 10099693700945), (5, 4039877480378), (10, 2019938740189), (89, 226959409010), (178, 113479704505), (445, 45391881802), (890, 22695940901)]