12939608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 28512000

約数和(自身を除く): 15572392

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 71, 76, 88, 109, 142, 152, 209, 218, 284, 418, 436, 568, 781, 836, 872, 1199, 1349, 1562, 1672, 2071, 2398, 2698, 3124, 4142, 4796, 5396, 6248, 7739, 8284, 9592, 10792, 14839, 15478, 16568, 22781, 29678, 30956, 45562, 59356, 61912, 85129, 91124, 118712, 147041, 170258, 182248, 294082, 340516, 588164, 681032, 1176328, 1617451, 3234902, 6469804, 12939608]

約数ペア:

[(1, 12939608), (2, 6469804), (4, 3234902), (8, 1617451), (11, 1176328), (19, 681032), (22, 588164), (38, 340516), (44, 294082), (71, 182248), (76, 170258), (88, 147041), (109, 118712), (142, 91124), (152, 85129), (209, 61912), (218, 59356), (284, 45562), (418, 30956), (436, 29678), (568, 22781), (781, 16568), (836, 15478), (872, 14839), (1199, 10792), (1349, 9592), (1562, 8284), (1672, 7739), (2071, 6248), (2398, 5396), (2698, 4796), (3124, 4142)]