20200528

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{4493}}^1$

素因数の和:4782

約数の個数: 20

約数和(自身を含む): 39286548

約数和(自身を除く): 19086020

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4493, 4496, 8986, 17972, 35944, 71888, 1262533, 2525066, 5050132, 10100264, 20200528]

約数ペア:

[(1, 20200528), (2, 10100264), (4, 5050132), (8, 2525066), (16, 1262533), (281, 71888), (562, 35944), (1124, 17972), (2248, 8986), (4493, 4496)]