19796513

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:416

約数の個数: 16

約数和(自身を含む): 22206912

約数和(自身を除く): 2410399

約数列:

[1, 11, 61, 163, 181, 671, 1793, 1991, 9943, 11041, 29503, 109373, 121451, 324533, 1799683, 19796513]

約数ペア:

[(1, 19796513), (11, 1799683), (61, 324533), (163, 121451), (181, 109373), (671, 29503), (1793, 11041), (1991, 9943)]