19905006

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{301591}}^1$

素因数の和:301607

約数の個数: 16

約数和(自身を含む): 43429248

約数和(自身を除く): 23524242

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 301591, 603182, 904773, 1809546, 3317501, 6635002, 9952503, 19905006]

約数ペア:

[(1, 19905006), (2, 9952503), (3, 6635002), (6, 3317501), (11, 1809546), (22, 904773), (33, 603182), (66, 301591)]