208716968

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{492257}}^1$

素因数の和:492316

約数の個数: 16

約数和(自身を含む): 398728980

約数和(自身を除く): 190012012

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 492257, 984514, 1969028, 3938056, 26089621, 52179242, 104358484, 208716968]

約数ペア:

[(1, 208716968), (2, 104358484), (4, 52179242), (8, 26089621), (53, 3938056), (106, 1969028), (212, 984514), (424, 492257)]