19724823

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{1381}}^1$

素因数の和:1436

約数の個数: 24

約数和(自身を含む): 30569840

約数和(自身を除く): 10845017

約数列:

[1, 3, 9, 23, 27, 69, 207, 529, 621, 1381, 1587, 4143, 4761, 12429, 14283, 31763, 37287, 95289, 285867, 730549, 857601, 2191647, 6574941, 19724823]

約数ペア:

[(1, 19724823), (3, 6574941), (9, 2191647), (23, 857601), (27, 730549), (69, 285867), (207, 95289), (529, 37287), (621, 31763), (1381, 14283), (1587, 12429), (4143, 4761)]