19042863

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{6619}}^1$

素因数の和:6766

約数の個数: 16

約数和(自身を含む): 29233920

約数和(自身を除く): 10191057

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 6619, 19857, 46333, 138999, 906803, 2720409, 6347621, 19042863]

約数ペア:

[(1, 19042863), (3, 6347621), (7, 2720409), (21, 906803), (137, 138999), (411, 46333), (959, 19857), (2877, 6619)]