19661110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1789}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 40726080

約数和(自身を除く): 21064970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 1789, 2198, 3578, 5495, 8945, 10990, 12523, 17890, 25046, 62615, 125230, 280873, 561746, 1404365, 1966111, 2808730, 3932222, 9830555, 19661110]

約数ペア:

[(1, 19661110), (2, 9830555), (5, 3932222), (7, 2808730), (10, 1966111), (14, 1404365), (35, 561746), (70, 280873), (157, 125230), (314, 62615), (785, 25046), (1099, 17890), (1570, 12523), (1789, 10990), (2198, 8945), (3578, 5495)]