81396076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{24907}}^1$

素因数の和:24973

約数の個数: 24

約数和(自身を含む): 153433280

約数和(自身を除く): 72037204

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 24907, 49814, 99628, 473233, 946466, 1071001, 1892932, 2142002, 4284004, 20349019, 40698038, 81396076]

約数ペア:

[(1, 81396076), (2, 40698038), (4, 20349019), (19, 4284004), (38, 2142002), (43, 1892932), (76, 1071001), (86, 946466), (172, 473233), (817, 99628), (1634, 49814), (3268, 24907)]