19567064

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5171}}^1$

素因数の和:5231

約数の個数: 32

約数和(自身を含む): 40962240

約数和(自身を除く): 21395176

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5171, 10342, 20684, 41368, 56881, 113762, 222353, 227524, 444706, 455048, 889412, 1778824, 2445883, 4891766, 9783532, 19567064]

約数ペア:

[(1, 19567064), (2, 9783532), (4, 4891766), (8, 2445883), (11, 1778824), (22, 889412), (43, 455048), (44, 444706), (86, 227524), (88, 222353), (172, 113762), (344, 56881), (473, 41368), (946, 20684), (1892, 10342), (3784, 5171)]