20751566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41011}}^1$

素因数の和:41047

約数の個数: 16

約数和(自身を含む): 35434368

約数和(自身を除く): 14682802

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41011, 82022, 451121, 902242, 943253, 1886506, 10375783, 20751566]

約数ペア:

[(1, 20751566), (2, 10375783), (11, 1886506), (22, 943253), (23, 902242), (46, 451121), (253, 82022), (506, 41011)]