19853223

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10831}}^1$

素因数の和:10894

約数の個数: 16

約数和(自身を含む): 29116416

約数和(自身を除く): 9263193

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10831, 32493, 140803, 422409, 509057, 1527171, 6617741, 19853223]

約数ペア:

[(1, 19853223), (3, 6617741), (13, 1527171), (39, 509057), (47, 422409), (141, 140803), (611, 32493), (1833, 10831)]