19865024

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{3929}}^1$

素因数の和:4020

約数の個数: 28

約数和(自身を含む): 39928800

約数和(自身を除く): 20063776

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 3929, 5056, 7858, 15716, 31432, 62864, 125728, 251456, 310391, 620782, 1241564, 2483128, 4966256, 9932512, 19865024]

約数ペア:

[(1, 19865024), (2, 9932512), (4, 4966256), (8, 2483128), (16, 1241564), (32, 620782), (64, 310391), (79, 251456), (158, 125728), (316, 62864), (632, 31432), (1264, 15716), (2528, 7858), (3929, 5056)]