20184097521

素因数分解:

$3^1\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{505601}}^1$

素因数の和:507512

約数の個数: 16

約数和(自身を含む): 30772960128

約数和(自身を除く): 10588862607

約数列:

[1, 3, 7, 21, 1901, 5703, 13307, 39921, 505601, 1516803, 3539207, 10617621, 961147501, 2883442503, 6728032507, 20184097521]

約数ペア:

[(1, 20184097521), (3, 6728032507), (7, 2883442503), (21, 961147501), (1901, 10617621), (5703, 3539207), (13307, 1516803), (39921, 505601)]