18628864

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{1373}}^1$

素因数の和:1442

約数の個数: 36

約数和(自身を含む): 37914156

約数和(自身を除く): 19285292

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 848, 1373, 1696, 2746, 3392, 5492, 6784, 10984, 13568, 21968, 43936, 72769, 87872, 145538, 175744, 291076, 351488, 582152, 1164304, 2328608, 4657216, 9314432, 18628864]

約数ペア:

[(1, 18628864), (2, 9314432), (4, 4657216), (8, 2328608), (16, 1164304), (32, 582152), (53, 351488), (64, 291076), (106, 175744), (128, 145538), (212, 87872), (256, 72769), (424, 43936), (848, 21968), (1373, 13568), (1696, 10984), (2746, 6784), (3392, 5492)]