18759781888

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{600659}}^1$

素因数の和:600738

約数の個数: 40

約数和(自身を含む): 38097461160

約数和(自身を除く): 19337679272

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 976, 1952, 3904, 7808, 15616, 31232, 600659, 1201318, 2402636, 4805272, 9610544, 19221088, 36640199, 38442176, 73280398, 76884352, 146560796, 153768704, 293121592, 307537408, 586243184, 1172486368, 2344972736, 4689945472, 9379890944, 18759781888]

約数ペア:

[(1, 18759781888), (2, 9379890944), (4, 4689945472), (8, 2344972736), (16, 1172486368), (32, 586243184), (61, 307537408), (64, 293121592), (122, 153768704), (128, 146560796), (244, 76884352), (256, 73280398), (488, 38442176), (512, 36640199), (976, 19221088), (1952, 9610544), (3904, 4805272), (7808, 2402636), (15616, 1201318), (31232, 600659)]