18927458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45281}}^1$

素因数の和:45313

約数の個数: 16

約数和(自身を含む): 32603040

約数和(自身を除く): 13675582

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45281, 90562, 498091, 860339, 996182, 1720678, 9463729, 18927458]

約数ペア:

[(1, 18927458), (2, 9463729), (11, 1720678), (19, 996182), (22, 860339), (38, 498091), (209, 90562), (418, 45281)]