20129692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19891}}^1$

素因数の和:19929

約数の個数: 24

約数和(自身を含む): 40102272

約数和(自身を除く): 19972580

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 19891, 39782, 79564, 218801, 437602, 457493, 875204, 914986, 1829972, 5032423, 10064846, 20129692]

約数ペア:

[(1, 20129692), (2, 10064846), (4, 5032423), (11, 1829972), (22, 914986), (23, 875204), (44, 457493), (46, 437602), (92, 218801), (253, 79564), (506, 39782), (1012, 19891)]