2019011918

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{33703}}^1$

素因数の和:34112

約数の個数: 32

約数和(自身を含む): 3785633280

約数和(自身を除く): 1766621362

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 389, 778, 2723, 4279, 5446, 8558, 29953, 33703, 59906, 67406, 235921, 370733, 471842, 741466, 2595131, 5190262, 13110467, 26220934, 91773269, 144215137, 183546538, 288430274, 1009505959, 2019011918]

約数ペア:

[(1, 2019011918), (2, 1009505959), (7, 288430274), (11, 183546538), (14, 144215137), (22, 91773269), (77, 26220934), (154, 13110467), (389, 5190262), (778, 2595131), (2723, 741466), (4279, 471842), (5446, 370733), (8558, 235921), (29953, 67406), (33703, 59906)]