207977936

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{245257}}^1$

素因数の和:245318

約数の個数: 20

約数和(自身を含む): 410561892

約数和(自身を除く): 202583956

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 245257, 490514, 981028, 1962056, 3924112, 12998621, 25997242, 51994484, 103988968, 207977936]

約数ペア:

[(1, 207977936), (2, 103988968), (4, 51994484), (8, 25997242), (16, 12998621), (53, 3924112), (106, 1962056), (212, 981028), (424, 490514), (848, 245257)]