19661406

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{76207}}^1$

素因数の和:76255

約数の個数: 16

約数和(自身を含む): 40237824

約数和(自身を除く): 20576418

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 76207, 152414, 228621, 457242, 3276901, 6553802, 9830703, 19661406]

約数ペア:

[(1, 19661406), (2, 9830703), (3, 6553802), (6, 3276901), (43, 457242), (86, 228621), (129, 152414), (258, 76207)]