1947983408

素因数分解:

$2^4\times 7^1\times {\mathrm{17392709}}^1$

素因数の和:17392724

約数の個数: 20

約数和(自身を含む): 4313392080

約数和(自身を除く): 2365408672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 17392709, 34785418, 69570836, 121748963, 139141672, 243497926, 278283344, 486995852, 973991704, 1947983408]

約数ペア:

[(1, 1947983408), (2, 973991704), (4, 486995852), (7, 278283344), (8, 243497926), (14, 139141672), (16, 121748963), (28, 69570836), (56, 34785418), (112, 17392709)]