2017872868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{1459}}^1$

素因数の和:1577

約数の個数: 72

約数和(自身を含む): 4178835360

約数和(自身を除く): 2160962492

約数列:

[1, 2, 4, 11, 17, 22, 34, 43, 44, 68, 86, 172, 187, 374, 473, 731, 748, 946, 1459, 1462, 1849, 1892, 2918, 2924, 3698, 5836, 7396, 8041, 16049, 16082, 20339, 24803, 31433, 32098, 32164, 40678, 49606, 62737, 62866, 64196, 81356, 99212, 125474, 125732, 250948, 272833, 345763, 545666, 690107, 691526, 1066529, 1091332, 1380214, 1383052, 2133058, 2697691, 2760428, 4266116, 5395382, 10790764, 11731819, 23463638, 29674601, 45860747, 46927276, 59349202, 91721494, 118698404, 183442988, 504468217, 1008936434, 2017872868]

約数ペア:

[(1, 2017872868), (2, 1008936434), (4, 504468217), (11, 183442988), (17, 118698404), (22, 91721494), (34, 59349202), (43, 46927276), (44, 45860747), (68, 29674601), (86, 23463638), (172, 11731819), (187, 10790764), (374, 5395382), (473, 4266116), (731, 2760428), (748, 2697691), (946, 2133058), (1459, 1383052), (1462, 1380214), (1849, 1091332), (1892, 1066529), (2918, 691526), (2924, 690107), (3698, 545666), (5836, 345763), (7396, 272833), (8041, 250948), (16049, 125732), (16082, 125474), (20339, 99212), (24803, 81356), (31433, 64196), (32098, 62866), (32164, 62737), (40678, 49606)]