209614352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{770641}}^1$

素因数の和:770666

約数の個数: 20

約数和(自身を含む): 430018236

約数和(自身を除く): 220403884

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 770641, 1541282, 3082564, 6165128, 12330256, 13100897, 26201794, 52403588, 104807176, 209614352]

約数ペア:

[(1, 209614352), (2, 104807176), (4, 52403588), (8, 26201794), (16, 13100897), (17, 12330256), (34, 6165128), (68, 3082564), (136, 1541282), (272, 770641)]