17861938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 11997902

約数列:

[1, 2, 19, 23, 38, 46, 107, 191, 214, 382, 437, 874, 2033, 2461, 3629, 4066, 4393, 4922, 7258, 8786, 20437, 40874, 46759, 83467, 93518, 166934, 388303, 470051, 776606, 940102, 8930969, 17861938]

約数ペア:

[(1, 17861938), (2, 8930969), (19, 940102), (23, 776606), (38, 470051), (46, 388303), (107, 166934), (191, 93518), (214, 83467), (382, 46759), (437, 40874), (874, 20437), (2033, 8786), (2461, 7258), (3629, 4922), (4066, 4393)]