19644848

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17293}}^1$

素因数の和:17372

約数の個数: 20

約数和(自身を含む): 38600208

約数和(自身を除く): 18955360

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17293, 34586, 69172, 138344, 276688, 1227803, 2455606, 4911212, 9822424, 19644848]

約数ペア:

[(1, 19644848), (2, 9822424), (4, 4911212), (8, 2455606), (16, 1227803), (71, 276688), (142, 138344), (284, 69172), (568, 34586), (1136, 17293)]