16704272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{80309}}^1$

素因数の和:80330

約数の個数: 20

約数和(自身を含む): 34854540

約数和(自身を除く): 18150268

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 80309, 160618, 321236, 642472, 1044017, 1284944, 2088034, 4176068, 8352136, 16704272]

約数ペア:

[(1, 16704272), (2, 8352136), (4, 4176068), (8, 2088034), (13, 1284944), (16, 1044017), (26, 642472), (52, 321236), (104, 160618), (208, 80309)]