20163860398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1\times {\mathrm{21379}}^1$

素因数の和:22432

約数の個数: 32

約数和(自身を含む): 33798188160

約数和(自身を除く): 13634327762

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 997, 1994, 10967, 21379, 21934, 42758, 42871, 85742, 235169, 470338, 471581, 919297, 943162, 1838594, 10112267, 20224534, 21314863, 42629726, 234463493, 468926986, 916539109, 1833078218, 10081930199, 20163860398]

約数ペア:

[(1, 20163860398), (2, 10081930199), (11, 1833078218), (22, 916539109), (43, 468926986), (86, 234463493), (473, 42629726), (946, 21314863), (997, 20224534), (1994, 10112267), (10967, 1838594), (21379, 943162), (21934, 919297), (42758, 471581), (42871, 470338), (85742, 235169)]