20172903938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 33909580800

約数和(自身を除く): 13736676862

約数列:

[1, 2, 11, 22, 89, 137, 157, 178, 274, 314, 479, 958, 979, 1507, 1727, 1958, 3014, 3454, 5269, 10538, 12193, 13973, 21509, 24386, 27946, 42631, 43018, 65623, 75203, 85262, 131246, 134123, 150406, 153703, 236599, 268246, 307406, 468941, 473198, 721853, 827233, 937882, 1443706, 1654466, 1914301, 3828602, 5840447, 6693067, 10302811, 11680894, 13386134, 20605622, 21057311, 42114622, 64244917, 73623737, 113330921, 128489834, 147247474, 226661842, 916950179, 1833900358, 10086451969, 20172903938]

約数ペア:

[(1, 20172903938), (2, 10086451969), (11, 1833900358), (22, 916950179), (89, 226661842), (137, 147247474), (157, 128489834), (178, 113330921), (274, 73623737), (314, 64244917), (479, 42114622), (958, 21057311), (979, 20605622), (1507, 13386134), (1727, 11680894), (1958, 10302811), (3014, 6693067), (3454, 5840447), (5269, 3828602), (10538, 1914301), (12193, 1654466), (13973, 1443706), (21509, 937882), (24386, 827233), (27946, 721853), (42631, 473198), (43018, 468941), (65623, 307406), (75203, 268246), (85262, 236599), (131246, 153703), (134123, 150406)]