19396321

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3557}}^1$

素因数の和:3624

約数の個数: 16

約数和(自身を含む): 23909760

約数和(自身を除く): 4513439

約数列:

[1, 7, 19, 41, 133, 287, 779, 3557, 5453, 24899, 67583, 145837, 473081, 1020859, 2770903, 19396321]

約数ペア:

[(1, 19396321), (7, 2770903), (19, 1020859), (41, 473081), (133, 145837), (287, 67583), (779, 24899), (3557, 5453)]