18961446

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{683}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 43469568

約数和(自身を除く): 24508122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 661, 683, 1322, 1366, 1983, 2049, 3966, 4098, 4627, 4781, 9254, 9562, 13881, 14343, 27762, 28686, 451463, 902926, 1354389, 2708778, 3160241, 6320482, 9480723, 18961446]

約数ペア:

[(1, 18961446), (2, 9480723), (3, 6320482), (6, 3160241), (7, 2708778), (14, 1354389), (21, 902926), (42, 451463), (661, 28686), (683, 27762), (1322, 14343), (1366, 13881), (1983, 9562), (2049, 9254), (3966, 4781), (4098, 4627)]