19879442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31159}}^1$

素因数の和:31201

約数の個数: 16

約数和(自身を含む): 33652800

約数和(自身を除く): 13773358

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 31159, 62318, 342749, 685498, 903611, 1807222, 9939721, 19879442]

約数ペア:

[(1, 19879442), (2, 9939721), (11, 1807222), (22, 903611), (29, 685498), (58, 342749), (319, 62318), (638, 31159)]