20112221868

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{9949}}^1$

素因数の和:10179

約数の個数: 96

約数和(自身を含む): 50181432000

約数和(自身を除く): 30069210132

約数列:

[1, 2, 3, 4, 6, 12, 29, 37, 58, 74, 87, 111, 116, 148, 157, 174, 222, 314, 348, 444, 471, 628, 942, 1073, 1884, 2146, 3219, 4292, 4553, 5809, 6438, 9106, 9949, 11618, 12876, 13659, 17427, 18212, 19898, 23236, 27318, 29847, 34854, 39796, 54636, 59694, 69708, 119388, 168461, 288521, 336922, 368113, 505383, 577042, 673844, 736226, 865563, 1010766, 1104339, 1154084, 1472452, 1561993, 1731126, 2021532, 2208678, 3123986, 3462252, 4417356, 4685979, 6247972, 9371958, 10675277, 18743916, 21350554, 32025831, 42701108, 45297797, 57793741, 64051662, 90595594, 115587482, 128103324, 135893391, 173381223, 181191188, 231174964, 271786782, 346762446, 543573564, 693524892, 1676018489, 3352036978, 5028055467, 6704073956, 10056110934, 20112221868]

約数ペア:

[(1, 20112221868), (2, 10056110934), (3, 6704073956), (4, 5028055467), (6, 3352036978), (12, 1676018489), (29, 693524892), (37, 543573564), (58, 346762446), (74, 271786782), (87, 231174964), (111, 181191188), (116, 173381223), (148, 135893391), (157, 128103324), (174, 115587482), (222, 90595594), (314, 64051662), (348, 57793741), (444, 45297797), (471, 42701108), (628, 32025831), (942, 21350554), (1073, 18743916), (1884, 10675277), (2146, 9371958), (3219, 6247972), (4292, 4685979), (4553, 4417356), (5809, 3462252), (6438, 3123986), (9106, 2208678), (9949, 2021532), (11618, 1731126), (12876, 1561993), (13659, 1472452), (17427, 1154084), (18212, 1104339), (19898, 1010766), (23236, 865563), (27318, 736226), (29847, 673844), (34854, 577042), (39796, 505383), (54636, 368113), (59694, 336922), (69708, 288521), (119388, 168461)]