19513161

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1433}}^1$

素因数の和:1545

約数の個数: 24

約数和(自身を含む): 30200040

約数和(自身を除く): 10686879

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1433, 1513, 4299, 4539, 12897, 13617, 24361, 73083, 127537, 219249, 382611, 1147833, 2168129, 6504387, 19513161]

約数ペア:

[(1, 19513161), (3, 6504387), (9, 2168129), (17, 1147833), (51, 382611), (89, 219249), (153, 127537), (267, 73083), (801, 24361), (1433, 13617), (1513, 12897), (4299, 4539)]