20112166

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{1069}}^1$

素因数の和:1503

約数の個数: 16

約数和(自身を含む): 31586400

約数和(自身を除く): 11474234

約数列:

[1, 2, 23, 46, 409, 818, 1069, 2138, 9407, 18814, 24587, 49174, 437221, 874442, 10056083, 20112166]

約数ペア:

[(1, 20112166), (2, 10056083), (23, 874442), (46, 437221), (409, 49174), (818, 24587), (1069, 18814), (2138, 9407)]