19507144

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{59473}}^1$

素因数の和:59520

約数の個数: 16

約数和(自身を含む): 37468620

約数和(自身を除く): 17961476

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 59473, 118946, 237892, 475784, 2438393, 4876786, 9753572, 19507144]

約数ペア:

[(1, 19507144), (2, 9753572), (4, 4876786), (8, 2438393), (41, 475784), (82, 237892), (164, 118946), (328, 59473)]