20131456

素因数分解:

$2^7\times {\mathrm{157277}}^1$

素因数の和:157291

約数の個数: 16

約数和(自身を含む): 40105890

約数和(自身を除く): 19974434

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157277, 314554, 629108, 1258216, 2516432, 5032864, 10065728, 20131456]

約数ペア:

[(1, 20131456), (2, 10065728), (4, 5032864), (8, 2516432), (16, 1258216), (32, 629108), (64, 314554), (128, 157277)]