28196012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{8093}}^1$

素因数の和:8177

約数の個数: 24

約数和(自身を含む): 53938416

約数和(自身を除く): 25742404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 8093, 16186, 32372, 105209, 210418, 420836, 542231, 1084462, 2168924, 7049003, 14098006, 28196012]

約数ペア:

[(1, 28196012), (2, 14098006), (4, 7049003), (13, 2168924), (26, 1084462), (52, 542231), (67, 420836), (134, 210418), (268, 105209), (871, 32372), (1742, 16186), (3484, 8093)]