19297784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{219293}}^1$

素因数の和:219310

約数の個数: 16

約数和(自身を含む): 39472920

約数和(自身を除く): 20175136

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 219293, 438586, 877172, 1754344, 2412223, 4824446, 9648892, 19297784]

約数ペア:

[(1, 19297784), (2, 9648892), (4, 4824446), (8, 2412223), (11, 1754344), (22, 877172), (44, 438586), (88, 219293)]