20779994

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{3557}}^1$

素因数の和:3709

約数の個数: 16

約数和(自身を含む): 32790528

約数和(自身を除く): 12010534

約数列:

[1, 2, 23, 46, 127, 254, 2921, 3557, 5842, 7114, 81811, 163622, 451739, 903478, 10389997, 20779994]

約数ペア:

[(1, 20779994), (2, 10389997), (23, 903478), (46, 451739), (127, 163622), (254, 81811), (2921, 7114), (3557, 5842)]