18965824

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{4423}}^1$

素因数の和:4502

約数の個数: 28

約数和(自身を含む): 38205664

約数和(自身を除く): 19239840

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4423, 8846, 17692, 35384, 70768, 141536, 283072, 296341, 592682, 1185364, 2370728, 4741456, 9482912, 18965824]

約数ペア:

[(1, 18965824), (2, 9482912), (4, 4741456), (8, 2370728), (16, 1185364), (32, 592682), (64, 296341), (67, 283072), (134, 141536), (268, 70768), (536, 35384), (1072, 17692), (2144, 8846), (4288, 4423)]