20188473615

素因数分解:

$3^4\times 5^1\times {\mathrm{49848083}}^1$

素因数の和:49848100

約数の個数: 20

約数和(自身を含む): 36189708984

約数和(自身を除く): 16001235369

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49848083, 149544249, 249240415, 448632747, 747721245, 1345898241, 2243163735, 4037694723, 6729491205, 20188473615]

約数ペア:

[(1, 20188473615), (3, 6729491205), (5, 4037694723), (9, 2243163735), (15, 1345898241), (27, 747721245), (45, 448632747), (81, 249240415), (135, 149544249), (405, 49848083)]