20883494

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5101}}^1$

素因数の和:5215

約数の個数: 16

約数和(自身を含む): 33060960

約数和(自身を除く): 12177466

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 5101, 10202, 117323, 234646, 453989, 907978, 10441747, 20883494]

約数ペア:

[(1, 20883494), (2, 10441747), (23, 907978), (46, 453989), (89, 234646), (178, 117323), (2047, 10202), (4094, 5101)]