20448889197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 33418248192

約数和(自身を除く): 12969358995

約数列:

[1, 3, 11, 23, 31, 33, 37, 69, 83, 93, 111, 249, 253, 283, 341, 407, 713, 759, 849, 851, 913, 1023, 1147, 1221, 1909, 2139, 2553, 2573, 2739, 3071, 3113, 3441, 5727, 6509, 7719, 7843, 8773, 9213, 9339, 9361, 10471, 12617, 19527, 20999, 23489, 23529, 26319, 26381, 28083, 28303, 31413, 33781, 37851, 59179, 62997, 70467, 70633, 71599, 79143, 84909, 95201, 96503, 101343, 115181, 177537, 201779, 211899, 214797, 240833, 258379, 285603, 289509, 290191, 324601, 345543, 540247, 605337, 650969, 722499, 728159, 775137, 776963, 869093, 870573, 973803, 1047211, 1620741, 1952907, 2184477, 2189623, 2219569, 2330889, 2607279, 2649163, 3141633, 3570611, 5942717, 6568869, 6658707, 7465823, 7947489, 8009749, 9560023, 10711833, 16747657, 17828151, 19989139, 22397469, 24029247, 24085853, 26941883, 28680069, 50242971, 59967417, 72257559, 80825649, 82124053, 184224227, 219880529, 246372159, 296360713, 552672681, 619663309, 659641587, 889082139, 1858989927, 6816296399, 20448889197]

約数ペア:

[(1, 20448889197), (3, 6816296399), (11, 1858989927), (23, 889082139), (31, 659641587), (33, 619663309), (37, 552672681), (69, 296360713), (83, 246372159), (93, 219880529), (111, 184224227), (249, 82124053), (253, 80825649), (283, 72257559), (341, 59967417), (407, 50242971), (713, 28680069), (759, 26941883), (849, 24085853), (851, 24029247), (913, 22397469), (1023, 19989139), (1147, 17828151), (1221, 16747657), (1909, 10711833), (2139, 9560023), (2553, 8009749), (2573, 7947489), (2739, 7465823), (3071, 6658707), (3113, 6568869), (3441, 5942717), (5727, 3570611), (6509, 3141633), (7719, 2649163), (7843, 2607279), (8773, 2330889), (9213, 2219569), (9339, 2189623), (9361, 2184477), (10471, 1952907), (12617, 1620741), (19527, 1047211), (20999, 973803), (23489, 870573), (23529, 869093), (26319, 776963), (26381, 775137), (28083, 728159), (28303, 722499), (31413, 650969), (33781, 605337), (37851, 540247), (59179, 345543), (62997, 324601), (70467, 290191), (70633, 289509), (71599, 285603), (79143, 258379), (84909, 240833), (95201, 214797), (96503, 211899), (101343, 201779), (115181, 177537)]