20788092

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1033}}^1$

素因数の和:1099

約数の個数: 72

約数和(自身を含む): 57961904

約数和(自身を除く): 37173812

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1033, 1118, 1548, 1677, 2066, 2236, 3099, 3354, 4132, 5031, 6198, 6708, 9297, 10062, 12396, 13429, 18594, 20124, 26858, 37188, 40287, 44419, 53716, 80574, 88838, 120861, 133257, 161148, 177676, 241722, 266514, 399771, 483444, 533028, 577447, 799542, 1154894, 1599084, 1732341, 2309788, 3464682, 5197023, 6929364, 10394046, 20788092]

約数ペア:

[(1, 20788092), (2, 10394046), (3, 6929364), (4, 5197023), (6, 3464682), (9, 2309788), (12, 1732341), (13, 1599084), (18, 1154894), (26, 799542), (36, 577447), (39, 533028), (43, 483444), (52, 399771), (78, 266514), (86, 241722), (117, 177676), (129, 161148), (156, 133257), (172, 120861), (234, 88838), (258, 80574), (387, 53716), (468, 44419), (516, 40287), (559, 37188), (774, 26858), (1033, 20124), (1118, 18594), (1548, 13429), (1677, 12396), (2066, 10062), (2236, 9297), (3099, 6708), (3354, 6198), (4132, 5031)]