20199077584

素因数分解:

$2^4\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{162623}}^1$

素因数の和:163747

約数の個数: 40

約数和(自身を含む): 44767134720

約数和(自身を除く): 24568057136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1109, 2218, 4436, 7763, 8872, 15526, 17744, 31052, 62104, 124208, 162623, 325246, 650492, 1138361, 1300984, 2276722, 2601968, 4553444, 9106888, 18213776, 180348907, 360697814, 721395628, 1262442349, 1442791256, 2524884698, 2885582512, 5049769396, 10099538792, 20199077584]

約数ペア:

[(1, 20199077584), (2, 10099538792), (4, 5049769396), (7, 2885582512), (8, 2524884698), (14, 1442791256), (16, 1262442349), (28, 721395628), (56, 360697814), (112, 180348907), (1109, 18213776), (2218, 9106888), (4436, 4553444), (7763, 2601968), (8872, 2276722), (15526, 1300984), (17744, 1138361), (31052, 650492), (62104, 325246), (124208, 162623)]