18910448

素因数分解:

$2^4\times {\mathrm{709}}^1\times {\mathrm{1667}}^1$

素因数の和:2384

約数の個数: 20

約数和(自身を含む): 36712680

約数和(自身を除く): 17802232

約数列:

[1, 2, 4, 8, 16, 709, 1418, 1667, 2836, 3334, 5672, 6668, 11344, 13336, 26672, 1181903, 2363806, 4727612, 9455224, 18910448]

約数ペア:

[(1, 18910448), (2, 9455224), (4, 4727612), (8, 2363806), (16, 1181903), (709, 26672), (1418, 13336), (1667, 11344), (2836, 6668), (3334, 5672)]