66646784

素因数分解:

$2^8\times {\mathrm{260339}}^1$

素因数の和:260355

約数の個数: 18

約数和(自身を含む): 133033740

約数和(自身を除く): 66386956

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 260339, 520678, 1041356, 2082712, 4165424, 8330848, 16661696, 33323392, 66646784]

約数ペア:

[(1, 66646784), (2, 33323392), (4, 16661696), (8, 8330848), (16, 4165424), (32, 2082712), (64, 1041356), (128, 520678), (256, 260339)]