26820638

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1188

約数の個数: 24

約数和(自身を含む): 44201088

約数和(自身を除く): 17380450

約数列:

[1, 2, 13, 26, 73, 146, 169, 338, 949, 1087, 1898, 2174, 12337, 14131, 24674, 28262, 79351, 158702, 183703, 367406, 1031563, 2063126, 13410319, 26820638]

約数ペア:

[(1, 26820638), (2, 13410319), (13, 2063126), (26, 1031563), (73, 367406), (146, 183703), (169, 158702), (338, 79351), (949, 28262), (1087, 24674), (1898, 14131), (2174, 12337)]