18212222

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9781}}^1$

素因数の和:9816

約数の個数: 24

約数和(自身を含む): 33454440

約数和(自身を除く): 15242218

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 9781, 19562, 68467, 136934, 185839, 371678, 479269, 958538, 1300873, 2601746, 9106111, 18212222]

約数ペア:

[(1, 18212222), (2, 9106111), (7, 2601746), (14, 1300873), (19, 958538), (38, 479269), (49, 371678), (98, 185839), (133, 136934), (266, 68467), (931, 19562), (1862, 9781)]