201311557190

素因数分解:

$2^1\times 5^1\times {\mathrm{1155701}}^1\times {\mathrm{17419}}^1$

素因数の和:1173127

約数の個数: 16

約数和(自身を含む): 362381919120

約数和(自身を除く): 161070361930

約数列:

[1, 2, 5, 10, 17419, 34838, 87095, 174190, 1155701, 2311402, 5778505, 11557010, 20131155719, 40262311438, 100655778595, 201311557190]

約数ペア:

[(1, 201311557190), (2, 100655778595), (5, 40262311438), (10, 20131155719), (17419, 11557010), (34838, 5778505), (87095, 2311402), (174190, 1155701)]