16940344

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{19427}}^1$

素因数の和:19542

約数の個数: 16

約数和(自身を含む): 32056200

約数和(自身を除く): 15115856

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 19427, 38854, 77708, 155416, 2117543, 4235086, 8470172, 16940344]

約数ペア:

[(1, 16940344), (2, 8470172), (4, 4235086), (8, 2117543), (109, 155416), (218, 77708), (436, 38854), (872, 19427)]