19011586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6217}}^1$

素因数の和:6369

約数の個数: 16

約数和(自身を含む): 31338720

約数和(自身を除く): 12327134

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6217, 12434, 68387, 136774, 864163, 1728326, 9505793, 19011586]

約数ペア:

[(1, 19011586), (2, 9505793), (11, 1728326), (22, 864163), (139, 136774), (278, 68387), (1529, 12434), (3058, 6217)]