20123418

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{68447}}^1$

素因数の和:68466

約数の個数: 24

約数和(自身を含む): 46818432

約数和(自身を除く): 26695014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 68447, 136894, 205341, 410682, 479129, 958258, 1437387, 2874774, 3353903, 6707806, 10061709, 20123418]

約数ペア:

[(1, 20123418), (2, 10061709), (3, 6707806), (6, 3353903), (7, 2874774), (14, 1437387), (21, 958258), (42, 479129), (49, 410682), (98, 205341), (147, 136894), (294, 68447)]