19022391

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{9923}}^1$

素因数の和:10003

約数の個数: 16

約数和(自身を含む): 28581120

約数和(自身を除く): 9558729

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 9923, 29769, 89307, 267921, 704533, 2113599, 6340797, 19022391]

約数ペア:

[(1, 19022391), (3, 6340797), (9, 2113599), (27, 704533), (71, 267921), (213, 89307), (639, 29769), (1917, 9923)]