19284511

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 23113728

約数和(自身を除く): 3829217

約数列:

[1, 17, 23, 31, 37, 43, 391, 527, 629, 713, 731, 851, 989, 1147, 1333, 1591, 12121, 14467, 16813, 19499, 22661, 26381, 27047, 30659, 36593, 49321, 448477, 521203, 622081, 838457, 1134383, 19284511]

約数ペア:

[(1, 19284511), (17, 1134383), (23, 838457), (31, 622081), (37, 521203), (43, 448477), (391, 49321), (527, 36593), (629, 30659), (713, 27047), (731, 26381), (851, 22661), (989, 19499), (1147, 16813), (1333, 14467), (1591, 12121)]