19286864

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20431}}^1$

素因数の和:20498

約数の個数: 20

約数和(自身を含む): 38003520

約数和(自身を除く): 18716656

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20431, 40862, 81724, 163448, 326896, 1205429, 2410858, 4821716, 9643432, 19286864]

約数ペア:

[(1, 19286864), (2, 9643432), (4, 4821716), (8, 2410858), (16, 1205429), (59, 326896), (118, 163448), (236, 81724), (472, 40862), (944, 20431)]