20810006

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12491}}^1$

素因数の和:12524

約数の個数: 24

約数和(自身を含む): 38450376

約数和(自身を除く): 17640370

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12491, 24982, 87437, 174874, 212347, 424694, 612059, 1224118, 1486429, 2972858, 10405003, 20810006]

約数ペア:

[(1, 20810006), (2, 10405003), (7, 2972858), (14, 1486429), (17, 1224118), (34, 612059), (49, 424694), (98, 212347), (119, 174874), (238, 87437), (833, 24982), (1666, 12491)]