20365524

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 55194048

約数和(自身を除く): 34828524

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 107, 153, 204, 214, 306, 311, 321, 428, 612, 622, 642, 933, 963, 1244, 1284, 1819, 1866, 1926, 2799, 3638, 3732, 3852, 5287, 5457, 5598, 7276, 10574, 10914, 11196, 15861, 16371, 21148, 21828, 31722, 32742, 33277, 47583, 63444, 65484, 66554, 95166, 99831, 133108, 190332, 199662, 299493, 399324, 565709, 598986, 1131418, 1197972, 1697127, 2262836, 3394254, 5091381, 6788508, 10182762, 20365524]

約数ペア:

[(1, 20365524), (2, 10182762), (3, 6788508), (4, 5091381), (6, 3394254), (9, 2262836), (12, 1697127), (17, 1197972), (18, 1131418), (34, 598986), (36, 565709), (51, 399324), (68, 299493), (102, 199662), (107, 190332), (153, 133108), (204, 99831), (214, 95166), (306, 66554), (311, 65484), (321, 63444), (428, 47583), (612, 33277), (622, 32742), (642, 31722), (933, 21828), (963, 21148), (1244, 16371), (1284, 15861), (1819, 11196), (1866, 10914), (1926, 10574), (2799, 7276), (3638, 5598), (3732, 5457), (3852, 5287)]