19295451

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1879}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 32065280

約数和(自身を除く): 12769829

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 1879, 3423, 5637, 10269, 13153, 16911, 39459, 118377, 306277, 918831, 2143939, 2756493, 6431817, 19295451]

約数ペア:

[(1, 19295451), (3, 6431817), (7, 2756493), (9, 2143939), (21, 918831), (63, 306277), (163, 118377), (489, 39459), (1141, 16911), (1467, 13153), (1879, 10269), (3423, 5637)]