20173420456

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2749921}}^1$

素因数の和:2750065

約数の個数: 32

約数和(自身を含む): 43558764480

約数和(自身を除く): 23385344024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 3668, 7336, 2749921, 5499842, 10999684, 19249447, 21999368, 38498894, 76997788, 153995576, 360239651, 720479302, 1440958604, 2521677557, 2881917208, 5043355114, 10086710228, 20173420456]

約数ペア:

[(1, 20173420456), (2, 10086710228), (4, 5043355114), (7, 2881917208), (8, 2521677557), (14, 1440958604), (28, 720479302), (56, 360239651), (131, 153995576), (262, 76997788), (524, 38498894), (917, 21999368), (1048, 19249447), (1834, 10999684), (3668, 5499842), (7336, 2749921)]