19950138

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{9473}}^1$

素因数の和:9500

約数の個数: 40

約数和(自身を含む): 48146868

約数和(自身を除く): 28196730

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 9473, 18946, 28419, 56838, 85257, 123149, 170514, 246298, 255771, 369447, 511542, 738894, 767313, 1108341, 1534626, 2216682, 3325023, 6650046, 9975069, 19950138]

約数ペア:

[(1, 19950138), (2, 9975069), (3, 6650046), (6, 3325023), (9, 2216682), (13, 1534626), (18, 1108341), (26, 767313), (27, 738894), (39, 511542), (54, 369447), (78, 255771), (81, 246298), (117, 170514), (162, 123149), (234, 85257), (351, 56838), (702, 28419), (1053, 18946), (2106, 9473)]