18791366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 32006016

約数和(自身を除く): 13214650

約数列:

[1, 2, 11, 22, 41, 82, 83, 166, 251, 451, 502, 902, 913, 1826, 2761, 3403, 5522, 6806, 10291, 20582, 20833, 37433, 41666, 74866, 113201, 226402, 229163, 458326, 854153, 1708306, 9395683, 18791366]

約数ペア:

[(1, 18791366), (2, 9395683), (11, 1708306), (22, 854153), (41, 458326), (82, 229163), (83, 226402), (166, 113201), (251, 74866), (451, 41666), (502, 37433), (902, 20833), (913, 20582), (1826, 10291), (2761, 6806), (3403, 5522)]