20173909898

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{478531}}^1$

素因数の和:478837

約数の個数: 16

約数和(自身を含む): 30698784864

約数和(自身を除く): 10524874966

約数列:

[1, 2, 107, 197, 214, 394, 21079, 42158, 478531, 957062, 51202817, 94270607, 102405634, 188541214, 10086954949, 20173909898]

約数ペア:

[(1, 20173909898), (2, 10086954949), (107, 188541214), (197, 102405634), (214, 94270607), (394, 51202817), (21079, 957062), (42158, 478531)]