20543688

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25939}}^1$

素因数の和:25962

約数の個数: 48

約数和(自身を含む): 60699600

約数和(自身を除く): 40155912

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25939, 51878, 77817, 103756, 155634, 207512, 233451, 285329, 311268, 466902, 570658, 622536, 855987, 933804, 1141316, 1711974, 1867608, 2282632, 2567961, 3423948, 5135922, 6847896, 10271844, 20543688]

約数ペア:

[(1, 20543688), (2, 10271844), (3, 6847896), (4, 5135922), (6, 3423948), (8, 2567961), (9, 2282632), (11, 1867608), (12, 1711974), (18, 1141316), (22, 933804), (24, 855987), (33, 622536), (36, 570658), (44, 466902), (66, 311268), (72, 285329), (88, 233451), (99, 207512), (132, 155634), (198, 103756), (264, 77817), (396, 51878), (792, 25939)]