19004366

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1613}}^1$

素因数の和:1795

約数の個数: 16

約数和(自身を含む): 29400624

約数和(自身を除く): 10396258

約数列:

[1, 2, 43, 86, 137, 274, 1613, 3226, 5891, 11782, 69359, 138718, 220981, 441962, 9502183, 19004366]

約数ペア:

[(1, 19004366), (2, 9502183), (43, 441962), (86, 220981), (137, 138718), (274, 69359), (1613, 11782), (3226, 5891)]