20081958

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3259}}^1$

素因数の和:3356

約数の個数: 32

約数和(自身を含む): 43814400

約数和(自身を除く): 23732442

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 3259, 6162, 6518, 9777, 19554, 42367, 84734, 127101, 254202, 257461, 514922, 772383, 1544766, 3346993, 6693986, 10040979, 20081958]

約数ペア:

[(1, 20081958), (2, 10040979), (3, 6693986), (6, 3346993), (13, 1544766), (26, 772383), (39, 514922), (78, 257461), (79, 254202), (158, 127101), (237, 84734), (474, 42367), (1027, 19554), (2054, 9777), (3081, 6518), (3259, 6162)]