20187054985

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{236507}}^1$

素因数の和:236952

約数の個数: 16

約数和(自身を含む): 24850368576

約数和(自身を除く): 4663313591

約数列:

[1, 5, 43, 215, 397, 1985, 17071, 85355, 236507, 1182535, 10169801, 50849005, 93893279, 469466395, 4037410997, 20187054985]

約数ペア:

[(1, 20187054985), (5, 4037410997), (43, 469466395), (215, 93893279), (397, 50849005), (1985, 10169801), (17071, 1182535), (85355, 236507)]