20161225276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12890809}}^1$

素因数の和:12890853

約数の個数: 24

約数和(自身を含む): 38981809440

約数和(自身を除く): 18820584164

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12890809, 25781618, 51563236, 219143753, 296488607, 438287506, 592977214, 876575012, 1185954428, 5040306319, 10080612638, 20161225276]

約数ペア:

[(1, 20161225276), (2, 10080612638), (4, 5040306319), (17, 1185954428), (23, 876575012), (34, 592977214), (46, 438287506), (68, 296488607), (92, 219143753), (391, 51563236), (782, 25781618), (1564, 12890809)]