20713186

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 34771968

約数和(自身を除く): 14058782

約数列:

[1, 2, 13, 26, 43, 86, 97, 191, 194, 382, 559, 1118, 1261, 2483, 2522, 4171, 4966, 8213, 8342, 16426, 18527, 37054, 54223, 106769, 108446, 213538, 240851, 481702, 796661, 1593322, 10356593, 20713186]

約数ペア:

[(1, 20713186), (2, 10356593), (13, 1593322), (26, 796661), (43, 481702), (86, 240851), (97, 213538), (191, 108446), (194, 106769), (382, 54223), (559, 37054), (1118, 18527), (1261, 16426), (2483, 8342), (2522, 8213), (4171, 4966)]