15620752

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:887

約数の個数: 40

約数和(自身を含む): 34805312

約数和(自身を除く): 19184560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 661, 844, 1322, 1477, 1688, 2644, 2954, 3376, 4627, 5288, 5908, 9254, 10576, 11816, 18508, 23632, 37016, 74032, 139471, 278942, 557884, 976297, 1115768, 1952594, 2231536, 3905188, 7810376, 15620752]

約数ペア:

[(1, 15620752), (2, 7810376), (4, 3905188), (7, 2231536), (8, 1952594), (14, 1115768), (16, 976297), (28, 557884), (56, 278942), (112, 139471), (211, 74032), (422, 37016), (661, 23632), (844, 18508), (1322, 11816), (1477, 10576), (1688, 9254), (2644, 5908), (2954, 5288), (3376, 4627)]