20785594

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{6869}}^1$

素因数の和:6977

約数の個数: 16

約数和(自身を含む): 33388200

約数和(自身を除く): 12602606

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 6869, 13738, 116773, 233546, 611341, 1222682, 10392797, 20785594]

約数ペア:

[(1, 20785594), (2, 10392797), (17, 1222682), (34, 611341), (89, 233546), (178, 116773), (1513, 13738), (3026, 6869)]