19817446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{2269}}^1$

素因数の和:2679

約数の個数: 16

約数和(自身を含む): 32524560

約数和(自身を除く): 12707114

約数列:

[1, 2, 11, 22, 397, 794, 2269, 4367, 4538, 8734, 24959, 49918, 900793, 1801586, 9908723, 19817446]

約数ペア:

[(1, 19817446), (2, 9908723), (11, 1801586), (22, 900793), (397, 49918), (794, 24959), (2269, 8734), (4367, 4538)]