2013981890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{98387}}^1$

素因数の和:98506

約数の個数: 32

約数和(自身を含む): 3825325440

約数和(自身を除く): 1811343550

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 10235, 20470, 98387, 196774, 491935, 983870, 2262901, 4525802, 8756443, 11314505, 17512886, 22629010, 43782215, 87564430, 201398189, 402796378, 1006990945, 2013981890]

約数ペア:

[(1, 2013981890), (2, 1006990945), (5, 402796378), (10, 201398189), (23, 87564430), (46, 43782215), (89, 22629010), (115, 17512886), (178, 11314505), (230, 8756443), (445, 4525802), (890, 2262901), (2047, 983870), (4094, 491935), (10235, 196774), (20470, 98387)]