2018385488

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1\times {\mathrm{383}}^1$

素因数の和:832

約数の個数: 80

約数和(自身を含む): 4522377216

約数和(自身を除く): 2503991728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 223, 383, 422, 446, 766, 844, 892, 1477, 1532, 1561, 1688, 1784, 2681, 2954, 3064, 3122, 3376, 3568, 5362, 5908, 6128, 6244, 10724, 11816, 12488, 21448, 23632, 24976, 42896, 47053, 80813, 85409, 94106, 161626, 170818, 188212, 323252, 329371, 341636, 376424, 565691, 597863, 646504, 658742, 683272, 752848, 1131382, 1195726, 1293008, 1317484, 1366544, 2262764, 2391452, 2634968, 4525528, 4782904, 5269936, 9051056, 9565808, 18021299, 36042598, 72085196, 126149093, 144170392, 252298186, 288340784, 504596372, 1009192744, 2018385488]

約数ペア:

[(1, 2018385488), (2, 1009192744), (4, 504596372), (7, 288340784), (8, 252298186), (14, 144170392), (16, 126149093), (28, 72085196), (56, 36042598), (112, 18021299), (211, 9565808), (223, 9051056), (383, 5269936), (422, 4782904), (446, 4525528), (766, 2634968), (844, 2391452), (892, 2262764), (1477, 1366544), (1532, 1317484), (1561, 1293008), (1688, 1195726), (1784, 1131382), (2681, 752848), (2954, 683272), (3064, 658742), (3122, 646504), (3376, 597863), (3568, 565691), (5362, 376424), (5908, 341636), (6128, 329371), (6244, 323252), (10724, 188212), (11816, 170818), (12488, 161626), (21448, 94106), (23632, 85409), (24976, 80813), (42896, 47053)]