20176684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3299}}^1$

素因数の和:3453

約数の個数: 24

約数和(自身を含む): 38808000

約数和(自身を除く): 18631316

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 3299, 6116, 6598, 13196, 36289, 72578, 145156, 458561, 917122, 1834244, 5044171, 10088342, 20176684]

約数ペア:

[(1, 20176684), (2, 10088342), (4, 5044171), (11, 1834244), (22, 917122), (44, 458561), (139, 145156), (278, 72578), (556, 36289), (1529, 13196), (3058, 6598), (3299, 6116)]