20176737860

素因数分解:

$2^2\times 5^1\times {\mathrm{12377}}^1\times {\mathrm{81509}}^1$

素因数の和:93895

約数の個数: 24

約数和(自身を含む): 42375092760

約数和(自身を除く): 22198354900

約数列:

[1, 2, 4, 5, 10, 20, 12377, 24754, 49508, 61885, 81509, 123770, 163018, 247540, 326036, 407545, 815090, 1630180, 1008836893, 2017673786, 4035347572, 5044184465, 10088368930, 20176737860]

約数ペア:

[(1, 20176737860), (2, 10088368930), (4, 5044184465), (5, 4035347572), (10, 2017673786), (20, 1008836893), (12377, 1630180), (24754, 815090), (49508, 407545), (61885, 326036), (81509, 247540), (123770, 163018)]