19943714

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 35963136

約数和(自身を除く): 16019422

約数列:

[1, 2, 7, 14, 23, 46, 161, 241, 257, 322, 482, 514, 1687, 1799, 3374, 3598, 5543, 5911, 11086, 11822, 38801, 41377, 61937, 77602, 82754, 123874, 433559, 867118, 1424551, 2849102, 9971857, 19943714]

約数ペア:

[(1, 19943714), (2, 9971857), (7, 2849102), (14, 1424551), (23, 867118), (46, 433559), (161, 123874), (241, 82754), (257, 77602), (322, 61937), (482, 41377), (514, 38801), (1687, 11822), (1799, 11086), (3374, 5911), (3598, 5543)]