20380711

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{757}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 23346400

約数和(自身を除く): 2965689

約数列:

[1, 13, 19, 109, 247, 757, 1417, 2071, 9841, 14383, 26923, 82513, 186979, 1072669, 1567747, 20380711]

約数ペア:

[(1, 20380711), (13, 1567747), (19, 1072669), (109, 186979), (247, 82513), (757, 26923), (1417, 14383), (2071, 9841)]