268556912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1291139}}^1$

素因数の和:1291160

約数の個数: 20

約数和(自身を含む): 560354760

約数和(自身を除く): 291797848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1291139, 2582278, 5164556, 10329112, 16784807, 20658224, 33569614, 67139228, 134278456, 268556912]

約数ペア:

[(1, 268556912), (2, 134278456), (4, 67139228), (8, 33569614), (13, 20658224), (16, 16784807), (26, 10329112), (52, 5164556), (104, 2582278), (208, 1291139)]