19028999680

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{104693}}^1$

素因数の和:104787

約数の個数: 80

約数和(自身を含む): 46268047584

約数和(自身を除く): 27239047904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 1136, 1280, 1420, 2272, 2560, 2840, 4544, 5680, 9088, 11360, 18176, 22720, 36352, 45440, 90880, 104693, 181760, 209386, 418772, 523465, 837544, 1046930, 1675088, 2093860, 3350176, 4187720, 6700352, 7433203, 8375440, 13400704, 14866406, 16750880, 26801408, 29732812, 33501760, 37166015, 53602816, 59465624, 67003520, 74332030, 118931248, 134007040, 148664060, 237862496, 268014080, 297328120, 475724992, 594656240, 951449984, 1189312480, 1902899968, 2378624960, 3805799936, 4757249920, 9514499840, 19028999680]

約数ペア:

[(1, 19028999680), (2, 9514499840), (4, 4757249920), (5, 3805799936), (8, 2378624960), (10, 1902899968), (16, 1189312480), (20, 951449984), (32, 594656240), (40, 475724992), (64, 297328120), (71, 268014080), (80, 237862496), (128, 148664060), (142, 134007040), (160, 118931248), (256, 74332030), (284, 67003520), (320, 59465624), (355, 53602816), (512, 37166015), (568, 33501760), (640, 29732812), (710, 26801408), (1136, 16750880), (1280, 14866406), (1420, 13400704), (2272, 8375440), (2560, 7433203), (2840, 6700352), (4544, 4187720), (5680, 3350176), (9088, 2093860), (11360, 1675088), (18176, 1046930), (22720, 837544), (36352, 523465), (45440, 418772), (90880, 209386), (104693, 181760)]