20529185056

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1089197}}^1$

素因数の和:1089257

約数の個数: 48

約数和(自身を含む): 43916463360

約数和(自身を除く): 23387278304

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 9424, 18848, 1089197, 2178394, 4356788, 8713576, 17427152, 20694743, 33765107, 34854304, 41389486, 67530214, 82778972, 135060428, 165557944, 270120856, 331115888, 540241712, 641537033, 662231776, 1080483424, 1283074066, 2566148132, 5132296264, 10264592528, 20529185056]

約数ペア:

[(1, 20529185056), (2, 10264592528), (4, 5132296264), (8, 2566148132), (16, 1283074066), (19, 1080483424), (31, 662231776), (32, 641537033), (38, 540241712), (62, 331115888), (76, 270120856), (124, 165557944), (152, 135060428), (248, 82778972), (304, 67530214), (496, 41389486), (589, 34854304), (608, 33765107), (992, 20694743), (1178, 17427152), (2356, 8713576), (4712, 4356788), (9424, 2178394), (18848, 1089197)]