20195632

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2143}}^1$

素因数の和:2201

約数の個数: 40

約数和(自身を含む): 42536960

約数和(自身を除く): 22341328

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2143, 2356, 4286, 4712, 8572, 9424, 17144, 34288, 40717, 66433, 81434, 132866, 162868, 265732, 325736, 531464, 651472, 1062928, 1262227, 2524454, 5048908, 10097816, 20195632]

約数ペア:

[(1, 20195632), (2, 10097816), (4, 5048908), (8, 2524454), (16, 1262227), (19, 1062928), (31, 651472), (38, 531464), (62, 325736), (76, 265732), (124, 162868), (152, 132866), (248, 81434), (304, 66433), (496, 40717), (589, 34288), (1178, 17144), (2143, 9424), (2356, 8572), (4286, 4712)]