20197797373

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{195161}}^1$

素因数の和:195612

約数の個数: 16

約数和(自身を含む): 22951051200

約数和(自身を除く): 2753253827

約数列:

[1, 13, 19, 247, 419, 5447, 7961, 103493, 195161, 2537093, 3708059, 48204767, 81772459, 1063041967, 1553676721, 20197797373]

約数ペア:

[(1, 20197797373), (13, 1553676721), (19, 1063041967), (247, 81772459), (419, 48204767), (5447, 3708059), (7961, 2537093), (103493, 195161)]