19942429

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 22192128

約数和(自身を除く): 2249699

約数列:

[1, 13, 47, 127, 257, 611, 1651, 3341, 5969, 12079, 32639, 77597, 157027, 424307, 1534033, 19942429]

約数ペア:

[(1, 19942429), (13, 1534033), (47, 424307), (127, 157027), (257, 77597), (611, 32639), (1651, 12079), (3341, 5969)]