19828816

素因数分解:

$2^4\times 7^1\times {\mathrm{177043}}^1$

素因数の和:177058

約数の個数: 20

約数和(自身を含む): 43906912

約数和(自身を除く): 24078096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 177043, 354086, 708172, 1239301, 1416344, 2478602, 2832688, 4957204, 9914408, 19828816]

約数ペア:

[(1, 19828816), (2, 9914408), (4, 4957204), (7, 2832688), (8, 2478602), (14, 1416344), (16, 1239301), (28, 708172), (56, 354086), (112, 177043)]