19529398

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 34461504

約数和(自身を除く): 14932106

約数列:

[1, 2, 7, 14, 73, 97, 146, 194, 197, 394, 511, 679, 1022, 1358, 1379, 2758, 7081, 14162, 14381, 19109, 28762, 38218, 49567, 99134, 100667, 133763, 201334, 267526, 1394957, 2789914, 9764699, 19529398]

約数ペア:

[(1, 19529398), (2, 9764699), (7, 2789914), (14, 1394957), (73, 267526), (97, 201334), (146, 133763), (194, 100667), (197, 99134), (394, 49567), (511, 38218), (679, 28762), (1022, 19109), (1358, 14381), (1379, 14162), (2758, 7081)]