19153659

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4493}}^1$

素因数の和:4539

約数の個数: 24

約数和(自身を含む): 30738960

約数和(自身を除く): 11585301

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 4493, 13479, 31451, 94353, 130297, 220157, 390891, 660471, 912079, 2736237, 6384553, 19153659]

約数ペア:

[(1, 19153659), (3, 6384553), (7, 2736237), (21, 912079), (29, 660471), (49, 390891), (87, 220157), (147, 130297), (203, 94353), (609, 31451), (1421, 13479), (4263, 4493)]