19971572306

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{134923}}^1$

素因数の和:135138

約数の個数: 32

約数和(自身を含む): 34907537280

約数和(自身を除く): 14935964974

約数列:

[1, 2, 7, 14, 97, 109, 194, 218, 679, 763, 1358, 1526, 10573, 21146, 74011, 134923, 148022, 269846, 944461, 1888922, 13087531, 14706607, 26175062, 29413214, 91612717, 102946249, 183225434, 205892498, 1426540879, 2853081758, 9985786153, 19971572306]

約数ペア:

[(1, 19971572306), (2, 9985786153), (7, 2853081758), (14, 1426540879), (97, 205892498), (109, 183225434), (194, 102946249), (218, 91612717), (679, 29413214), (763, 26175062), (1358, 14706607), (1526, 13087531), (10573, 1888922), (21146, 944461), (74011, 269846), (134923, 148022)]