20051226

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{9521}}^1$

素因数の和:9548

約数の個数: 40

約数和(自身を含む): 48390804

約数和(自身を除く): 28339578

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 9521, 19042, 28563, 57126, 85689, 123773, 171378, 247546, 257067, 371319, 514134, 742638, 771201, 1113957, 1542402, 2227914, 3341871, 6683742, 10025613, 20051226]

約数ペア:

[(1, 20051226), (2, 10025613), (3, 6683742), (6, 3341871), (9, 2227914), (13, 1542402), (18, 1113957), (26, 771201), (27, 742638), (39, 514134), (54, 371319), (78, 257067), (81, 247546), (117, 171378), (162, 123773), (234, 85689), (351, 57126), (702, 28563), (1053, 19042), (2106, 9521)]