20171327988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{36791}}^1$

素因数の和:36973

約数の個数: 96

約数和(自身を含む): 55184467968

約数和(自身を除く): 35013139980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 107, 122, 183, 214, 244, 321, 366, 427, 428, 642, 732, 749, 854, 1281, 1284, 1498, 1708, 2247, 2562, 2996, 4494, 5124, 6527, 8988, 13054, 19581, 26108, 36791, 39162, 45689, 73582, 78324, 91378, 110373, 137067, 147164, 182756, 220746, 257537, 274134, 441492, 515074, 548268, 772611, 1030148, 1545222, 2244251, 3090444, 3936637, 4488502, 6732753, 7873274, 8977004, 11809911, 13465506, 15709757, 15746548, 23619822, 26931012, 27556459, 31419514, 47129271, 47239644, 55112918, 62839028, 82669377, 94258542, 110225836, 165338754, 188517084, 240134857, 330677508, 480269714, 720404571, 960539428, 1440809142, 1680943999, 2881618284, 3361887998, 5042831997, 6723775996, 10085663994, 20171327988]

約数ペア:

[(1, 20171327988), (2, 10085663994), (3, 6723775996), (4, 5042831997), (6, 3361887998), (7, 2881618284), (12, 1680943999), (14, 1440809142), (21, 960539428), (28, 720404571), (42, 480269714), (61, 330677508), (84, 240134857), (107, 188517084), (122, 165338754), (183, 110225836), (214, 94258542), (244, 82669377), (321, 62839028), (366, 55112918), (427, 47239644), (428, 47129271), (642, 31419514), (732, 27556459), (749, 26931012), (854, 23619822), (1281, 15746548), (1284, 15709757), (1498, 13465506), (1708, 11809911), (2247, 8977004), (2562, 7873274), (2996, 6732753), (4494, 4488502), (5124, 3936637), (6527, 3090444), (8988, 2244251), (13054, 1545222), (19581, 1030148), (26108, 772611), (36791, 548268), (39162, 515074), (45689, 441492), (73582, 274134), (78324, 257537), (91378, 220746), (110373, 182756), (137067, 147164)]