19821633

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1213}}^1$

素因数の和:1648

約数の個数: 16

約数和(自身を含む): 28553280

約数和(自身を除く): 8731647

約数列:

[1, 3, 13, 39, 419, 1213, 1257, 3639, 5447, 15769, 16341, 47307, 508247, 1524741, 6607211, 19821633]

約数ペア:

[(1, 19821633), (3, 6607211), (13, 1524741), (39, 508247), (419, 47307), (1213, 16341), (1257, 15769), (3639, 5447)]