64551938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 110961792

約数和(自身を除く): 46409854

約数列:

[1, 2, 11, 22, 23, 46, 193, 253, 386, 506, 661, 1322, 2123, 4246, 4439, 7271, 8878, 14542, 15203, 30406, 48829, 97658, 127573, 167233, 255146, 334466, 1403303, 2806606, 2934179, 5868358, 32275969, 64551938]

約数ペア:

[(1, 64551938), (2, 32275969), (11, 5868358), (22, 2934179), (23, 2806606), (46, 1403303), (193, 334466), (253, 255146), (386, 167233), (506, 127573), (661, 97658), (1322, 48829), (2123, 30406), (4246, 15203), (4439, 14542), (7271, 8878)]