19189179

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 28416960

約数和(自身を除く): 9227781

約数列:

[1, 3, 9, 79, 137, 197, 237, 411, 591, 711, 1233, 1773, 10823, 15563, 26989, 32469, 46689, 80967, 97407, 140067, 242901, 2132131, 6396393, 19189179]

約数ペア:

[(1, 19189179), (3, 6396393), (9, 2132131), (79, 242901), (137, 140067), (197, 97407), (237, 80967), (411, 46689), (591, 32469), (711, 26989), (1233, 15563), (1773, 10823)]