19985095347

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41377009}}^1$

素因数の和:41377042

約数の個数: 16

約数和(自身を含む): 31777543680

約数和(自身を除く): 11792448333

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 41377009, 124131027, 289639063, 868917189, 951671207, 2855013621, 6661698449, 19985095347]

約数ペア:

[(1, 19985095347), (3, 6661698449), (7, 2855013621), (21, 951671207), (23, 868917189), (69, 289639063), (161, 124131027), (483, 41377009)]