20506034172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{7901}}^1$

素因数の和:8179

約数の個数: 96

約数和(自身を含む): 52336779264

約数和(自身を除く): 31830745092

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 127, 131, 156, 254, 262, 381, 393, 508, 524, 762, 786, 1524, 1572, 1651, 1703, 3302, 3406, 4953, 5109, 6604, 6812, 7901, 9906, 10218, 15802, 16637, 19812, 20436, 23703, 31604, 33274, 47406, 49911, 66548, 94812, 99822, 102713, 199644, 205426, 216281, 308139, 410852, 432562, 616278, 648843, 865124, 1003427, 1035031, 1232556, 1297686, 2006854, 2070062, 2595372, 3010281, 3105093, 4013708, 4140124, 6020562, 6210186, 12041124, 12420372, 13044551, 13455403, 26089102, 26910806, 39133653, 40366209, 52178204, 53821612, 78267306, 80732418, 131448937, 156534612, 161464836, 262897874, 394346811, 525795748, 788693622, 1577387244, 1708836181, 3417672362, 5126508543, 6835344724, 10253017086, 20506034172]

約数ペア:

[(1, 20506034172), (2, 10253017086), (3, 6835344724), (4, 5126508543), (6, 3417672362), (12, 1708836181), (13, 1577387244), (26, 788693622), (39, 525795748), (52, 394346811), (78, 262897874), (127, 161464836), (131, 156534612), (156, 131448937), (254, 80732418), (262, 78267306), (381, 53821612), (393, 52178204), (508, 40366209), (524, 39133653), (762, 26910806), (786, 26089102), (1524, 13455403), (1572, 13044551), (1651, 12420372), (1703, 12041124), (3302, 6210186), (3406, 6020562), (4953, 4140124), (5109, 4013708), (6604, 3105093), (6812, 3010281), (7901, 2595372), (9906, 2070062), (10218, 2006854), (15802, 1297686), (16637, 1232556), (19812, 1035031), (20436, 1003427), (23703, 865124), (31604, 648843), (33274, 616278), (47406, 432562), (49911, 410852), (66548, 308139), (94812, 216281), (99822, 205426), (102713, 199644)]