20273148

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80449}}^1$

素因数の和:80466

約数の個数: 36

約数和(自身を含む): 58567600

約数和(自身を除く): 38294452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80449, 160898, 241347, 321796, 482694, 563143, 724041, 965388, 1126286, 1448082, 1689429, 2252572, 2896164, 3378858, 5068287, 6757716, 10136574, 20273148]

約数ペア:

[(1, 20273148), (2, 10136574), (3, 6757716), (4, 5068287), (6, 3378858), (7, 2896164), (9, 2252572), (12, 1689429), (14, 1448082), (18, 1126286), (21, 965388), (28, 724041), (36, 563143), (42, 482694), (63, 321796), (84, 241347), (126, 160898), (252, 80449)]