20809475809929

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{2269}}^1\times {\mathrm{293413}}^1$

素因数の和:295862

約数の個数: 48

約数和(自身を含む): 31586744766720

約数和(自身を除く): 10777268956791

約数列:

[1, 3, 9, 23, 69, 151, 207, 453, 1359, 2269, 3473, 6807, 10419, 20421, 31257, 52187, 156561, 293413, 342619, 469683, 880239, 1027857, 2640717, 3083571, 6748499, 7880237, 20245497, 23640711, 44305363, 60736491, 70922133, 132916089, 398748267, 665754097, 1019023349, 1997262291, 3057070047, 5991786873, 9171210141, 15312344231, 45937032693, 100528868647, 137811098079, 301586605941, 904759817823, 2312163978881, 6936491936643, 20809475809929]

約数ペア:

[(1, 20809475809929), (3, 6936491936643), (9, 2312163978881), (23, 904759817823), (69, 301586605941), (151, 137811098079), (207, 100528868647), (453, 45937032693), (1359, 15312344231), (2269, 9171210141), (3473, 5991786873), (6807, 3057070047), (10419, 1997262291), (20421, 1019023349), (31257, 665754097), (52187, 398748267), (156561, 132916089), (293413, 70922133), (342619, 60736491), (469683, 44305363), (880239, 23640711), (1027857, 20245497), (2640717, 7880237), (3083571, 6748499)]