20090851010

素因数分解:

$2^1\times 5^1\times {\mathrm{52609}}^1\times {\mathrm{38189}}^1$

素因数の和:90805

約数の個数: 16

約数和(自身を含む): 36165166200

約数和(自身を除く): 16074315190

約数列:

[1, 2, 5, 10, 38189, 52609, 76378, 105218, 190945, 263045, 381890, 526090, 2009085101, 4018170202, 10045425505, 20090851010]

約数ペア:

[(1, 20090851010), (2, 10045425505), (5, 4018170202), (10, 2009085101), (38189, 526090), (52609, 381890), (76378, 263045), (105218, 190945)]