19011938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37573}}^1$

素因数の和:37609

約数の個数: 16

約数和(自身を含む): 32463936

約数和(自身を除く): 13451998

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 37573, 75146, 413303, 826606, 864179, 1728358, 9505969, 19011938]

約数ペア:

[(1, 19011938), (2, 9505969), (11, 1728358), (22, 864179), (23, 826606), (46, 413303), (253, 75146), (506, 37573)]