56615984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{208147}}^1$

素因数の和:208172

約数の個数: 20

約数和(自身を含む): 116146584

約数和(自身を除く): 59530600

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 208147, 416294, 832588, 1665176, 3330352, 3538499, 7076998, 14153996, 28307992, 56615984]

約数ペア:

[(1, 56615984), (2, 28307992), (4, 14153996), (8, 7076998), (16, 3538499), (17, 3330352), (34, 1665176), (68, 832588), (136, 416294), (272, 208147)]