19906095

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 34965504

約数和(自身を除く): 15059409

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 223, 541, 669, 1115, 1623, 2453, 2705, 3345, 5951, 7359, 8115, 12265, 17853, 29755, 36795, 89265, 120643, 361929, 603215, 1327073, 1809645, 3981219, 6635365, 19906095]

約数ペア:

[(1, 19906095), (3, 6635365), (5, 3981219), (11, 1809645), (15, 1327073), (33, 603215), (55, 361929), (165, 120643), (223, 89265), (541, 36795), (669, 29755), (1115, 17853), (1623, 12265), (2453, 8115), (2705, 7359), (3345, 5951)]