18262743

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 27786240

約数和(自身を除く): 9523497

約数列:

[1, 3, 17, 19, 47, 51, 57, 141, 323, 401, 799, 893, 969, 1203, 2397, 2679, 6817, 7619, 15181, 18847, 20451, 22857, 45543, 56541, 129523, 320399, 358093, 388569, 961197, 1074279, 6087581, 18262743]

約数ペア:

[(1, 18262743), (3, 6087581), (17, 1074279), (19, 961197), (47, 388569), (51, 358093), (57, 320399), (141, 129523), (323, 56541), (401, 45543), (799, 22857), (893, 20451), (969, 18847), (1203, 15181), (2397, 7619), (2679, 6817)]