20654424

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 64696320

約数和(自身を除く): 44041896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 107, 126, 168, 214, 252, 321, 383, 428, 504, 642, 749, 766, 856, 963, 1149, 1284, 1498, 1532, 1926, 2247, 2298, 2568, 2681, 2996, 3064, 3447, 3852, 4494, 4596, 5362, 5992, 6741, 6894, 7704, 8043, 8988, 9192, 10724, 13482, 13788, 16086, 17976, 21448, 24129, 26964, 27576, 32172, 40981, 48258, 53928, 64344, 81962, 96516, 122943, 163924, 193032, 245886, 286867, 327848, 368829, 491772, 573734, 737658, 860601, 983544, 1147468, 1475316, 1721202, 2294936, 2581803, 2950632, 3442404, 5163606, 6884808, 10327212, 20654424]

約数ペア:

[(1, 20654424), (2, 10327212), (3, 6884808), (4, 5163606), (6, 3442404), (7, 2950632), (8, 2581803), (9, 2294936), (12, 1721202), (14, 1475316), (18, 1147468), (21, 983544), (24, 860601), (28, 737658), (36, 573734), (42, 491772), (56, 368829), (63, 327848), (72, 286867), (84, 245886), (107, 193032), (126, 163924), (168, 122943), (214, 96516), (252, 81962), (321, 64344), (383, 53928), (428, 48258), (504, 40981), (642, 32172), (749, 27576), (766, 26964), (856, 24129), (963, 21448), (1149, 17976), (1284, 16086), (1498, 13788), (1532, 13482), (1926, 10724), (2247, 9192), (2298, 8988), (2568, 8043), (2681, 7704), (2996, 6894), (3064, 6741), (3447, 5992), (3852, 5362), (4494, 4596)]