6991886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 12355200

約数和(自身を除く): 5363314

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 209, 389, 418, 473, 778, 817, 946, 1634, 4279, 7391, 8558, 8987, 14782, 16727, 17974, 33454, 81301, 162602, 183997, 317813, 367994, 635626, 3495943, 6991886]

約数ペア:

[(1, 6991886), (2, 3495943), (11, 635626), (19, 367994), (22, 317813), (38, 183997), (43, 162602), (86, 81301), (209, 33454), (389, 17974), (418, 16727), (473, 14782), (778, 8987), (817, 8558), (946, 7391), (1634, 4279)]