19210078

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1607}}^1$

素因数の和:1791

約数の個数: 16

約数和(自身を含む): 29715840

約数和(自身を除く): 10505762

約数列:

[1, 2, 43, 86, 139, 278, 1607, 3214, 5977, 11954, 69101, 138202, 223373, 446746, 9605039, 19210078]

約数ペア:

[(1, 19210078), (2, 9605039), (43, 446746), (86, 223373), (139, 138202), (278, 69101), (1607, 11954), (3214, 5977)]