123799516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{11719}}^1$

素因数の和:11881

約数の個数: 24

約数和(自身を含む): 229712000

約数和(自身を除く): 105912484

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 10564, 11719, 23438, 46876, 222661, 445322, 890644, 1628941, 3257882, 6515764, 30949879, 61899758, 123799516]

約数ペア:

[(1, 123799516), (2, 61899758), (4, 30949879), (19, 6515764), (38, 3257882), (76, 1628941), (139, 890644), (278, 445322), (556, 222661), (2641, 46876), (5282, 23438), (10564, 11719)]