40643536

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{19391}}^1$

素因数の和:19530

約数の個数: 20

約数和(自身を含む): 79352064

約数和(自身を除く): 38708528

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 19391, 38782, 77564, 155128, 310256, 2540221, 5080442, 10160884, 20321768, 40643536]

約数ペア:

[(1, 40643536), (2, 20321768), (4, 10160884), (8, 5080442), (16, 2540221), (131, 310256), (262, 155128), (524, 77564), (1048, 38782), (2096, 19391)]