20425616

素因数分解:

$2^4\times {\mathrm{293}}^1\times {\mathrm{4357}}^1$

素因数の和:4658

約数の個数: 20

約数和(自身を含む): 39718812

約数和(自身を除く): 19293196

約数列:

[1, 2, 4, 8, 16, 293, 586, 1172, 2344, 4357, 4688, 8714, 17428, 34856, 69712, 1276601, 2553202, 5106404, 10212808, 20425616]

約数ペア:

[(1, 20425616), (2, 10212808), (4, 5106404), (8, 2553202), (16, 1276601), (293, 69712), (586, 34856), (1172, 17428), (2344, 8714), (4357, 4688)]