20199194405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{563987}}^1$

素因数の和:564053

約数の個数: 32

約数和(自身を含む): 28424995200

約数和(自身を除く): 8225800795

約数列:

[1, 5, 13, 19, 29, 65, 95, 145, 247, 377, 551, 1235, 1885, 2755, 7163, 35815, 563987, 2819935, 7331831, 10715753, 16355623, 36659155, 53578765, 81778115, 139304789, 212623099, 310756837, 696523945, 1063115495, 1553784185, 4039838881, 20199194405]

約数ペア:

[(1, 20199194405), (5, 4039838881), (13, 1553784185), (19, 1063115495), (29, 696523945), (65, 310756837), (95, 212623099), (145, 139304789), (247, 81778115), (377, 53578765), (551, 36659155), (1235, 16355623), (1885, 10715753), (2755, 7331831), (7163, 2819935), (35815, 563987)]