19998257842

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{16193}}^1$

素因数の和:16530

約数の個数: 32

約数和(自身を含む): 31481136000

約数和(自身を除く): 11482878158

約数列:

[1, 2, 29, 58, 107, 199, 214, 398, 3103, 5771, 6206, 11542, 16193, 21293, 32386, 42586, 469597, 617497, 939194, 1234994, 1732651, 3222407, 3465302, 6444814, 50246879, 93449803, 100493758, 186899606, 344797549, 689595098, 9999128921, 19998257842]

約数ペア:

[(1, 19998257842), (2, 9999128921), (29, 689595098), (58, 344797549), (107, 186899606), (199, 100493758), (214, 93449803), (398, 50246879), (3103, 6444814), (5771, 3465302), (6206, 3222407), (11542, 1732651), (16193, 1234994), (21293, 939194), (32386, 617497), (42586, 469597)]