19904077

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 22118400

約数和(自身を除く): 2214323

約数列:

[1, 19, 31, 47, 589, 719, 893, 1457, 13661, 22289, 27683, 33793, 423491, 642067, 1047583, 19904077]

約数ペア:

[(1, 19904077), (19, 1047583), (31, 642067), (47, 423491), (589, 33793), (719, 27683), (893, 22289), (1457, 13661)]