20539966

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{4421}}^1$

素因数の和:4547

約数の個数: 16

約数和(自身を含む): 32475168

約数和(自身を除く): 11935202

約数列:

[1, 2, 23, 46, 101, 202, 2323, 4421, 4646, 8842, 101683, 203366, 446521, 893042, 10269983, 20539966]

約数ペア:

[(1, 20539966), (2, 10269983), (23, 893042), (46, 446521), (101, 203366), (202, 101683), (2323, 8842), (4421, 4646)]