20217076159

素因数分解:

$7^3\times {\mathrm{107}}^1\times {\mathrm{550859}}^1$

素因数の和:550987

約数の個数: 16

約数和(自身を含む): 23797152000

約数和(自身を除く): 3580075841

約数列:

[1, 7, 49, 107, 343, 749, 5243, 36701, 550859, 3856013, 26992091, 58941913, 188944637, 412593391, 2888153737, 20217076159]

約数ペア:

[(1, 20217076159), (7, 2888153737), (49, 412593391), (107, 188944637), (343, 58941913), (749, 26992091), (5243, 3856013), (36701, 550859)]