2015961921

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{911}}^1\times {\mathrm{12941}}^1$

素因数の和:13877

約数の個数: 24

約数和(自身を含む): 3068807040

約数和(自身を除く): 1052845119

約数列:

[1, 3, 9, 19, 57, 171, 911, 2733, 8199, 12941, 17309, 38823, 51927, 116469, 155781, 245879, 737637, 2212911, 11789251, 35367753, 106103259, 223995769, 671987307, 2015961921]

約数ペア:

[(1, 2015961921), (3, 671987307), (9, 223995769), (19, 106103259), (57, 35367753), (171, 11789251), (911, 2212911), (2733, 737637), (8199, 245879), (12941, 155781), (17309, 116469), (38823, 51927)]