20487652

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9719}}^1$

素因数の和:9771

約数の個数: 24

約数和(自身を含む): 39191040

約数和(自身を除く): 18703388

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 9719, 19438, 38876, 165223, 301289, 330446, 602578, 660892, 1205156, 5121913, 10243826, 20487652]

約数ペア:

[(1, 20487652), (2, 10243826), (4, 5121913), (17, 1205156), (31, 660892), (34, 602578), (62, 330446), (68, 301289), (124, 165223), (527, 38876), (1054, 19438), (2108, 9719)]