20604108

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 56868672

約数和(自身を除く): 36264564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 67, 84, 98, 134, 147, 196, 201, 268, 294, 402, 469, 523, 588, 804, 938, 1046, 1407, 1569, 1876, 2092, 2814, 3138, 3283, 3661, 5628, 6276, 6566, 7322, 9849, 10983, 13132, 14644, 19698, 21966, 25627, 35041, 39396, 43932, 51254, 70082, 76881, 102508, 105123, 140164, 153762, 210246, 245287, 307524, 420492, 490574, 735861, 981148, 1471722, 1717009, 2943444, 3434018, 5151027, 6868036, 10302054, 20604108]

約数ペア:

[(1, 20604108), (2, 10302054), (3, 6868036), (4, 5151027), (6, 3434018), (7, 2943444), (12, 1717009), (14, 1471722), (21, 981148), (28, 735861), (42, 490574), (49, 420492), (67, 307524), (84, 245287), (98, 210246), (134, 153762), (147, 140164), (196, 105123), (201, 102508), (268, 76881), (294, 70082), (402, 51254), (469, 43932), (523, 39396), (588, 35041), (804, 25627), (938, 21966), (1046, 19698), (1407, 14644), (1569, 13132), (1876, 10983), (2092, 9849), (2814, 7322), (3138, 6566), (3283, 6276), (3661, 5628)]