20119086

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 47384064

約数和(自身を除く): 27264978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 127, 234, 254, 381, 677, 762, 1143, 1354, 1651, 2031, 2286, 3302, 4062, 4953, 6093, 8801, 9906, 12186, 14859, 17602, 26403, 29718, 52806, 79209, 85979, 158418, 171958, 257937, 515874, 773811, 1117727, 1547622, 2235454, 3353181, 6706362, 10059543, 20119086]

約数ペア:

[(1, 20119086), (2, 10059543), (3, 6706362), (6, 3353181), (9, 2235454), (13, 1547622), (18, 1117727), (26, 773811), (39, 515874), (78, 257937), (117, 171958), (127, 158418), (234, 85979), (254, 79209), (381, 52806), (677, 29718), (762, 26403), (1143, 17602), (1354, 14859), (1651, 12186), (2031, 9906), (2286, 8801), (3302, 6093), (4062, 4953)]