18924538

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{11119}}^1$

素因数の和:11181

約数の個数: 16

約数和(自身を含む): 30424320

約数和(自身を除く): 11499782

約数列:

[1, 2, 23, 37, 46, 74, 851, 1702, 11119, 22238, 255737, 411403, 511474, 822806, 9462269, 18924538]

約数ペア:

[(1, 18924538), (2, 9462269), (23, 822806), (37, 511474), (46, 411403), (74, 255737), (851, 22238), (1702, 11119)]