420993712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1547771}}^1$

素因数の和:1547796

約数の個数: 20

約数和(自身を含む): 863656776

約数和(自身を除く): 442663064

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1547771, 3095542, 6191084, 12382168, 24764336, 26312107, 52624214, 105248428, 210496856, 420993712]

約数ペア:

[(1, 420993712), (2, 210496856), (4, 105248428), (8, 52624214), (16, 26312107), (17, 24764336), (34, 12382168), (68, 6191084), (136, 3095542), (272, 1547771)]