207975664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{999883}}^1$

素因数の和:999904

約数の個数: 20

約数和(自身を含む): 433949656

約数和(自身を除く): 225973992

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 999883, 1999766, 3999532, 7999064, 12998479, 15998128, 25996958, 51993916, 103987832, 207975664]

約数ペア:

[(1, 207975664), (2, 103987832), (4, 51993916), (8, 25996958), (13, 15998128), (16, 12998479), (26, 7999064), (52, 3999532), (104, 1999766), (208, 999883)]