20126702

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2221}}^1$

素因数の和:2443

約数の個数: 16

約数和(自身を含む): 31676832

約数和(自身を除く): 11550130

約数列:

[1, 2, 23, 46, 197, 394, 2221, 4442, 4531, 9062, 51083, 102166, 437537, 875074, 10063351, 20126702]

約数ペア:

[(1, 20126702), (2, 10063351), (23, 875074), (46, 437537), (197, 102166), (394, 51083), (2221, 9062), (4442, 4531)]