19620814

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{677}}^1$

素因数の和:1059

約数の個数: 16

約数和(自身を含む): 30249648

約数和(自身を除く): 10628834

約数列:

[1, 2, 43, 86, 337, 674, 677, 1354, 14491, 28982, 29111, 58222, 228149, 456298, 9810407, 19620814]

約数ペア:

[(1, 19620814), (2, 9810407), (43, 456298), (86, 228149), (337, 58222), (674, 29111), (677, 28982), (1354, 14491)]