18023248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{587}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 37185120

約数和(自身を除く): 19161872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 587, 808, 1174, 1616, 1919, 2348, 3838, 4696, 7676, 9392, 11153, 15352, 22306, 30704, 44612, 59287, 89224, 118574, 178448, 237148, 474296, 948592, 1126453, 2252906, 4505812, 9011624, 18023248]

約数ペア:

[(1, 18023248), (2, 9011624), (4, 4505812), (8, 2252906), (16, 1126453), (19, 948592), (38, 474296), (76, 237148), (101, 178448), (152, 118574), (202, 89224), (304, 59287), (404, 44612), (587, 30704), (808, 22306), (1174, 15352), (1616, 11153), (1919, 9392), (2348, 7676), (3838, 4696)]