20837744

素因数分解:

$2^4\times {\mathrm{829}}^1\times {\mathrm{1571}}^1$

素因数の和:2408

約数の個数: 20

約数和(自身を含む): 40447560

約数和(自身を除く): 19609816

約数列:

[1, 2, 4, 8, 16, 829, 1571, 1658, 3142, 3316, 6284, 6632, 12568, 13264, 25136, 1302359, 2604718, 5209436, 10418872, 20837744]

約数ペア:

[(1, 20837744), (2, 10418872), (4, 5209436), (8, 2604718), (16, 1302359), (829, 25136), (1571, 13264), (1658, 12568), (3142, 6632), (3316, 6284)]