2019979648

素因数分解:

$2^7\times {\mathrm{15781091}}^1$

素因数の和:15781105

約数の個数: 16

約数和(自身を含む): 4024178460

約数和(自身を除く): 2004198812

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 15781091, 31562182, 63124364, 126248728, 252497456, 504994912, 1009989824, 2019979648]

約数ペア:

[(1, 2019979648), (2, 1009989824), (4, 504994912), (8, 252497456), (16, 126248728), (32, 63124364), (64, 31562182), (128, 15781091)]