20172521192

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{7639}}^1$

素因数の和:7866

約数の個数: 64

約数和(自身を含む): 39622262400

約数和(自身を除く): 19449741208

約数列:

[1, 2, 4, 8, 41, 82, 83, 97, 164, 166, 194, 328, 332, 388, 664, 776, 3403, 3977, 6806, 7639, 7954, 8051, 13612, 15278, 15908, 16102, 27224, 30556, 31816, 32204, 61112, 64408, 313199, 330091, 626398, 634037, 660182, 740983, 1252796, 1268074, 1320364, 1481966, 2505592, 2536148, 2640728, 2963932, 5072296, 5927864, 25995517, 30380303, 51991034, 60760606, 61501589, 103982068, 121521212, 123003178, 207964136, 243042424, 246006356, 492012712, 2521565149, 5043130298, 10086260596, 20172521192]

約数ペア:

[(1, 20172521192), (2, 10086260596), (4, 5043130298), (8, 2521565149), (41, 492012712), (82, 246006356), (83, 243042424), (97, 207964136), (164, 123003178), (166, 121521212), (194, 103982068), (328, 61501589), (332, 60760606), (388, 51991034), (664, 30380303), (776, 25995517), (3403, 5927864), (3977, 5072296), (6806, 2963932), (7639, 2640728), (7954, 2536148), (8051, 2505592), (13612, 1481966), (15278, 1320364), (15908, 1268074), (16102, 1252796), (27224, 740983), (30556, 660182), (31816, 634037), (32204, 626398), (61112, 330091), (64408, 313199)]