20970297946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3413}}^1\times {\mathrm{13901}}^1$

素因数の和:17346

約数の個数: 32

約数和(自身を含む): 35880839568

約数和(自身を除く): 14910541622

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 3413, 6826, 13901, 27802, 44369, 58021, 88738, 116042, 180713, 236317, 361426, 472634, 754273, 1508546, 3072121, 6144242, 47444113, 94888226, 616773469, 806549921, 1233546938, 1613099842, 10485148973, 20970297946]

約数ペア:

[(1, 20970297946), (2, 10485148973), (13, 1613099842), (17, 1233546938), (26, 806549921), (34, 616773469), (221, 94888226), (442, 47444113), (3413, 6144242), (6826, 3072121), (13901, 1508546), (27802, 754273), (44369, 472634), (58021, 361426), (88738, 236317), (116042, 180713)]