20199741856

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1\times {\mathrm{1777}}^1$

素因数の和:3462

約数の個数: 96

約数和(自身を含む): 46970606592

約数和(自身を除く): 26770864736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1637, 1736, 1777, 3274, 3472, 3554, 6548, 6944, 7108, 11459, 12439, 13096, 14216, 22918, 24878, 26192, 28432, 45836, 49756, 50747, 52384, 55087, 56864, 91672, 99512, 101494, 110174, 183344, 199024, 202988, 220348, 355229, 366688, 385609, 398048, 405976, 440696, 710458, 771218, 811952, 881392, 1420916, 1542436, 1623904, 1762784, 2841832, 2908949, 3084872, 5683664, 5817898, 6169744, 11367328, 11635796, 12339488, 20362643, 23271592, 40725286, 46543184, 81450572, 90177419, 93086368, 162901144, 180354838, 325802288, 360709676, 631241933, 651604576, 721419352, 1262483866, 1442838704, 2524967732, 2885677408, 5049935464, 10099870928, 20199741856]

約数ペア:

[(1, 20199741856), (2, 10099870928), (4, 5049935464), (7, 2885677408), (8, 2524967732), (14, 1442838704), (16, 1262483866), (28, 721419352), (31, 651604576), (32, 631241933), (56, 360709676), (62, 325802288), (112, 180354838), (124, 162901144), (217, 93086368), (224, 90177419), (248, 81450572), (434, 46543184), (496, 40725286), (868, 23271592), (992, 20362643), (1637, 12339488), (1736, 11635796), (1777, 11367328), (3274, 6169744), (3472, 5817898), (3554, 5683664), (6548, 3084872), (6944, 2908949), (7108, 2841832), (11459, 1762784), (12439, 1623904), (13096, 1542436), (14216, 1420916), (22918, 881392), (24878, 811952), (26192, 771218), (28432, 710458), (45836, 440696), (49756, 405976), (50747, 398048), (52384, 385609), (55087, 366688), (56864, 355229), (91672, 220348), (99512, 202988), (101494, 199024), (110174, 183344)]