20198444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37967}}^1$

素因数の和:37997

約数の個数: 24

約数和(自身を含む): 42524160

約数和(自身を除く): 22325716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37967, 75934, 151868, 265769, 531538, 721373, 1063076, 1442746, 2885492, 5049611, 10099222, 20198444]

約数ペア:

[(1, 20198444), (2, 10099222), (4, 5049611), (7, 2885492), (14, 1442746), (19, 1063076), (28, 721373), (38, 531538), (76, 265769), (133, 151868), (266, 75934), (532, 37967)]