20172089912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193962403}}^1$

素因数の和:193962422

約数の個数: 16

約数和(自身を含む): 40732104840

約数和(自身を除く): 20560014928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193962403, 387924806, 775849612, 1551699224, 2521511239, 5043022478, 10086044956, 20172089912]

約数ペア:

[(1, 20172089912), (2, 10086044956), (4, 5043022478), (8, 2521511239), (13, 1551699224), (26, 775849612), (52, 387924806), (104, 193962403)]