19818816

素因数分解:

$2^6\times 3^1\times {\mathrm{109}}^1\times {\mathrm{947}}^1$

素因数の和:1071

約数の個数: 56

約数和(自身を含む): 52974240

約数和(自身を除く): 33155424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 192, 218, 327, 436, 654, 872, 947, 1308, 1744, 1894, 2616, 2841, 3488, 3788, 5232, 5682, 6976, 7576, 10464, 11364, 15152, 20928, 22728, 30304, 45456, 60608, 90912, 103223, 181824, 206446, 309669, 412892, 619338, 825784, 1238676, 1651568, 2477352, 3303136, 4954704, 6606272, 9909408, 19818816]

約数ペア:

[(1, 19818816), (2, 9909408), (3, 6606272), (4, 4954704), (6, 3303136), (8, 2477352), (12, 1651568), (16, 1238676), (24, 825784), (32, 619338), (48, 412892), (64, 309669), (96, 206446), (109, 181824), (192, 103223), (218, 90912), (327, 60608), (436, 45456), (654, 30304), (872, 22728), (947, 20928), (1308, 15152), (1744, 11364), (1894, 10464), (2616, 7576), (2841, 6976), (3488, 5682), (3788, 5232)]