19943916

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{38651}}^1$

素因数の和:38701

約数の個数: 24

約数和(自身を含む): 47619264

約数和(自身を除く): 27675348

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 38651, 77302, 115953, 154604, 231906, 463812, 1661993, 3323986, 4985979, 6647972, 9971958, 19943916]

約数ペア:

[(1, 19943916), (2, 9971958), (3, 6647972), (4, 4985979), (6, 3323986), (12, 1661993), (43, 463812), (86, 231906), (129, 154604), (172, 115953), (258, 77302), (516, 38651)]