20486424

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 58924800

約数和(自身を除く): 38438376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 591, 619, 788, 1182, 1238, 1379, 1576, 1857, 2364, 2476, 2758, 3714, 4137, 4333, 4728, 4952, 5516, 7428, 8274, 8666, 11032, 12999, 14856, 16548, 17332, 25998, 33096, 34664, 51996, 103992, 121943, 243886, 365829, 487772, 731658, 853601, 975544, 1463316, 1707202, 2560803, 2926632, 3414404, 5121606, 6828808, 10243212, 20486424]

約数ペア:

[(1, 20486424), (2, 10243212), (3, 6828808), (4, 5121606), (6, 3414404), (7, 2926632), (8, 2560803), (12, 1707202), (14, 1463316), (21, 975544), (24, 853601), (28, 731658), (42, 487772), (56, 365829), (84, 243886), (168, 121943), (197, 103992), (394, 51996), (591, 34664), (619, 33096), (788, 25998), (1182, 17332), (1238, 16548), (1379, 14856), (1576, 12999), (1857, 11032), (2364, 8666), (2476, 8274), (2758, 7428), (3714, 5516), (4137, 4952), (4333, 4728)]