15967216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1321

約数の個数: 40

約数和(自身を含む): 33480000

約数和(自身を除く): 17512784

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 752, 799, 1249, 1598, 2498, 3196, 4996, 6392, 9992, 12784, 19984, 21233, 42466, 58703, 84932, 117406, 169864, 234812, 339728, 469624, 939248, 997951, 1995902, 3991804, 7983608, 15967216]

約数ペア:

[(1, 15967216), (2, 7983608), (4, 3991804), (8, 1995902), (16, 997951), (17, 939248), (34, 469624), (47, 339728), (68, 234812), (94, 169864), (136, 117406), (188, 84932), (272, 58703), (376, 42466), (752, 21233), (799, 19984), (1249, 12784), (1598, 9992), (2498, 6392), (3196, 4996)]