18914552

素因数分解:

$2^3\times {\mathrm{109}}^2\times {\mathrm{199}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 35973000

約数和(自身を除く): 17058448

約数列:

[1, 2, 4, 8, 109, 199, 218, 398, 436, 796, 872, 1592, 11881, 21691, 23762, 43382, 47524, 86764, 95048, 173528, 2364319, 4728638, 9457276, 18914552]

約数ペア:

[(1, 18914552), (2, 9457276), (4, 4728638), (8, 2364319), (109, 173528), (199, 95048), (218, 86764), (398, 47524), (436, 43382), (796, 23762), (872, 21691), (1592, 11881)]