19211426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1171}}^1$

素因数の和:1817

約数の個数: 16

約数和(自身を含む): 31109568

約数和(自身を除く): 11898142

約数列:

[1, 2, 13, 26, 631, 1171, 1262, 2342, 8203, 15223, 16406, 30446, 738901, 1477802, 9605713, 19211426]

約数ペア:

[(1, 19211426), (2, 9605713), (13, 1477802), (26, 738901), (631, 30446), (1171, 16406), (1262, 15223), (2342, 8203)]