20120885603

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2399}}^1$

素因数の和:2556

約数の個数: 64

約数和(自身を含む): 26475724800

約数和(自身を除く): 6354839197

約数列:

[1, 7, 13, 37, 47, 53, 91, 259, 329, 371, 481, 611, 689, 1739, 1961, 2399, 2491, 3367, 4277, 4823, 12173, 13727, 16793, 17437, 22607, 25493, 31187, 32383, 88763, 92167, 112753, 127147, 158249, 178451, 218309, 226681, 621341, 645169, 789271, 890029, 1153919, 1198171, 1465789, 1652911, 4171861, 4704439, 5975909, 8077433, 8387197, 10260523, 11570377, 29203027, 32931073, 41831363, 54234193, 61157707, 77686817, 221108633, 379639351, 428103949, 543807719, 1547760431, 2874412229, 20120885603]

約数ペア:

[(1, 20120885603), (7, 2874412229), (13, 1547760431), (37, 543807719), (47, 428103949), (53, 379639351), (91, 221108633), (259, 77686817), (329, 61157707), (371, 54234193), (481, 41831363), (611, 32931073), (689, 29203027), (1739, 11570377), (1961, 10260523), (2399, 8387197), (2491, 8077433), (3367, 5975909), (4277, 4704439), (4823, 4171861), (12173, 1652911), (13727, 1465789), (16793, 1198171), (17437, 1153919), (22607, 890029), (25493, 789271), (31187, 645169), (32383, 621341), (88763, 226681), (92167, 218309), (112753, 178451), (127147, 158249)]