19258977

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4352

約数の個数: 16

約数和(自身を含む): 27501120

約数和(自身を除く): 8242143

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4243, 4539, 12729, 72131, 216393, 377627, 1132881, 6419659, 19258977]

約数ペア:

[(1, 19258977), (3, 6419659), (17, 1132881), (51, 377627), (89, 216393), (267, 72131), (1513, 12729), (4243, 4539)]