20876152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3889}}^1$

素因数の和:3967

約数の個数: 32

約数和(自身を含む): 43412400

約数和(自身を除く): 22536248

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 3889, 5368, 7778, 15556, 31112, 42779, 85558, 171116, 237229, 342232, 474458, 948916, 1897832, 2609519, 5219038, 10438076, 20876152]

約数ペア:

[(1, 20876152), (2, 10438076), (4, 5219038), (8, 2609519), (11, 1897832), (22, 948916), (44, 474458), (61, 342232), (88, 237229), (122, 171116), (244, 85558), (488, 42779), (671, 31112), (1342, 15556), (2684, 7778), (3889, 5368)]