20327208

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2081}}^1$

素因数の和:2138

約数の個数: 64

約数和(自身を含む): 56963520

約数和(自身を除く): 36636312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 148, 222, 264, 296, 407, 444, 814, 888, 1221, 1628, 2081, 2442, 3256, 4162, 4884, 6243, 8324, 9768, 12486, 16648, 22891, 24972, 45782, 49944, 68673, 76997, 91564, 137346, 153994, 183128, 230991, 274692, 307988, 461982, 549384, 615976, 846967, 923964, 1693934, 1847928, 2540901, 3387868, 5081802, 6775736, 10163604, 20327208]

約数ペア:

[(1, 20327208), (2, 10163604), (3, 6775736), (4, 5081802), (6, 3387868), (8, 2540901), (11, 1847928), (12, 1693934), (22, 923964), (24, 846967), (33, 615976), (37, 549384), (44, 461982), (66, 307988), (74, 274692), (88, 230991), (111, 183128), (132, 153994), (148, 137346), (222, 91564), (264, 76997), (296, 68673), (407, 49944), (444, 45782), (814, 24972), (888, 22891), (1221, 16648), (1628, 12486), (2081, 9768), (2442, 8324), (3256, 6243), (4162, 4884)]