19825399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1237}}^1$

素因数の和:1326

約数の個数: 16

約数和(自身を含む): 22818816

約数和(自身を除く): 2993417

約数列:

[1, 11, 31, 47, 341, 517, 1237, 1457, 13607, 16027, 38347, 58139, 421817, 639529, 1802309, 19825399]

約数ペア:

[(1, 19825399), (11, 1802309), (31, 639529), (47, 421817), (341, 58139), (517, 38347), (1237, 16027), (1457, 13607)]