13438204

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 25845456

約数和(自身を除く): 12407252

約数列:

[1, 2, 4, 13, 26, 52, 103, 169, 193, 206, 338, 386, 412, 676, 772, 1339, 2509, 2678, 5018, 5356, 10036, 17407, 19879, 32617, 34814, 39758, 65234, 69628, 79516, 130468, 258427, 516854, 1033708, 3359551, 6719102, 13438204]

約数ペア:

[(1, 13438204), (2, 6719102), (4, 3359551), (13, 1033708), (26, 516854), (52, 258427), (103, 130468), (169, 79516), (193, 69628), (206, 65234), (338, 39758), (386, 34814), (412, 32617), (676, 19879), (772, 17407), (1339, 10036), (2509, 5356), (2678, 5018)]