20163574648

素因数分解:

$2^3\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{322349}}^1$

素因数の和:323479

約数の個数: 32

約数和(自身を含む): 43246476000

約数和(自身を除く): 23082901352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1117, 2234, 4468, 7819, 8936, 15638, 31276, 62552, 322349, 644698, 1289396, 2256443, 2578792, 4512886, 9025772, 18051544, 360063833, 720127666, 1440255332, 2520446831, 2880510664, 5040893662, 10081787324, 20163574648]

約数ペア:

[(1, 20163574648), (2, 10081787324), (4, 5040893662), (7, 2880510664), (8, 2520446831), (14, 1440255332), (28, 720127666), (56, 360063833), (1117, 18051544), (2234, 9025772), (4468, 4512886), (7819, 2578792), (8936, 2256443), (15638, 1289396), (31276, 644698), (62552, 322349)]