20131446980

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^2\times {\mathrm{18541}}^1$

素因数の和:19016

約数の個数: 36

約数和(自身を含む): 42460549572

約数和(自身を除く): 22329102592

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4660, 18541, 37082, 54289, 74164, 92705, 108578, 185410, 217156, 271445, 370820, 542890, 1085780, 4320053, 8640106, 17280212, 21600265, 43200530, 86401060, 1006572349, 2013144698, 4026289396, 5032861745, 10065723490, 20131446980]

約数ペア:

[(1, 20131446980), (2, 10065723490), (4, 5032861745), (5, 4026289396), (10, 2013144698), (20, 1006572349), (233, 86401060), (466, 43200530), (932, 21600265), (1165, 17280212), (2330, 8640106), (4660, 4320053), (18541, 1085780), (37082, 542890), (54289, 370820), (74164, 271445), (92705, 217156), (108578, 185410)]