20984970536

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{10975403}}^1$

素因数の和:10975648

約数の個数: 16

約数和(自身を含む): 39511454400

約数和(自身を除く): 18526483864

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 10975403, 21950806, 43901612, 87803224, 2623121317, 5246242634, 10492485268, 20984970536]

約数ペア:

[(1, 20984970536), (2, 10492485268), (4, 5246242634), (8, 2623121317), (239, 87803224), (478, 43901612), (956, 21950806), (1912, 10975403)]