20171427820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32534561}}^1$

素因数の和:32534601

約数の個数: 24

約数和(自身を含む): 43726451328

約数和(自身を除く): 23555023508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 32534561, 65069122, 130138244, 162672805, 325345610, 650691220, 1008571391, 2017142782, 4034285564, 5042856955, 10085713910, 20171427820]

約数ペア:

[(1, 20171427820), (2, 10085713910), (4, 5042856955), (5, 4034285564), (10, 2017142782), (20, 1008571391), (31, 650691220), (62, 325345610), (124, 162672805), (155, 130138244), (310, 65069122), (620, 32534561)]