12689378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 22861440

約数和(自身を除く): 10172062

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 1511, 3022, 4199, 8398, 19643, 25687, 28709, 39286, 51374, 57418, 333931, 373217, 488053, 667862, 746434, 976106, 6344689, 12689378]

約数ペア:

[(1, 12689378), (2, 6344689), (13, 976106), (17, 746434), (19, 667862), (26, 488053), (34, 373217), (38, 333931), (221, 57418), (247, 51374), (323, 39286), (442, 28709), (494, 25687), (646, 19643), (1511, 8398), (3022, 4199)]