2019910370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{15767}}^1$

素因数の和:16354

約数の個数: 32

約数和(自身を含む): 3800971008

約数和(自身を除く): 1781060638

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 557, 1114, 2785, 5570, 12811, 15767, 25622, 31534, 64055, 78835, 128110, 157670, 362641, 725282, 1813205, 3626410, 8782219, 17564438, 43911095, 87822190, 201991037, 403982074, 1009955185, 2019910370]

約数ペア:

[(1, 2019910370), (2, 1009955185), (5, 403982074), (10, 201991037), (23, 87822190), (46, 43911095), (115, 17564438), (230, 8782219), (557, 3626410), (1114, 1813205), (2785, 725282), (5570, 362641), (12811, 157670), (15767, 128110), (25622, 78835), (31534, 64055)]