20903366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 15211834

約数列:

[1, 2, 11, 22, 23, 46, 109, 218, 253, 379, 506, 758, 1199, 2398, 2507, 4169, 5014, 8338, 8717, 17434, 27577, 41311, 55154, 82622, 95887, 191774, 454421, 908842, 950153, 1900306, 10451683, 20903366]

約数ペア:

[(1, 20903366), (2, 10451683), (11, 1900306), (22, 950153), (23, 908842), (46, 454421), (109, 191774), (218, 95887), (253, 82622), (379, 55154), (506, 41311), (758, 27577), (1199, 17434), (2398, 8717), (2507, 8338), (4169, 5014)]