19397008

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{8849}}^1$

素因数の和:8994

約数の個数: 20

約数和(自身を含む): 37860300

約数和(自身を除く): 18463292

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 8849, 17698, 35396, 70792, 141584, 1212313, 2424626, 4849252, 9698504, 19397008]

約数ペア:

[(1, 19397008), (2, 9698504), (4, 4849252), (8, 2424626), (16, 1212313), (137, 141584), (274, 70792), (548, 35396), (1096, 17698), (2192, 8849)]