20213864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{229703}}^1$

素因数の和:229720

約数の個数: 16

約数和(自身を含む): 41346720

約数和(自身を除く): 21132856

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 229703, 459406, 918812, 1837624, 2526733, 5053466, 10106932, 20213864]

約数ペア:

[(1, 20213864), (2, 10106932), (4, 5053466), (8, 2526733), (11, 1837624), (22, 918812), (44, 459406), (88, 229703)]