20996734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1872

約数の個数: 32

約数和(自身を含む): 37573632

約数和(自身を除く): 16576898

約数列:

[1, 2, 11, 17, 22, 31, 34, 62, 187, 341, 374, 527, 682, 1054, 1811, 3622, 5797, 11594, 19921, 30787, 39842, 56141, 61574, 112282, 338657, 617551, 677314, 954397, 1235102, 1908794, 10498367, 20996734]

約数ペア:

[(1, 20996734), (2, 10498367), (11, 1908794), (17, 1235102), (22, 954397), (31, 677314), (34, 617551), (62, 338657), (187, 112282), (341, 61574), (374, 56141), (527, 39842), (682, 30787), (1054, 19921), (1811, 11594), (3622, 5797)]