20178602997

素因数分解:

$3^1\times 7^1\times {\mathrm{9257}}^1\times {\mathrm{103801}}^1$

素因数の和:113068

約数の個数: 16

約数和(自身を含む): 30751965312

約数和(自身を除く): 10573362315

約数列:

[1, 3, 7, 21, 9257, 27771, 64799, 103801, 194397, 311403, 726607, 2179821, 960885857, 2882657571, 6726200999, 20178602997]

約数ペア:

[(1, 20178602997), (3, 6726200999), (7, 2882657571), (21, 960885857), (9257, 2179821), (27771, 726607), (64799, 311403), (103801, 194397)]