20021642685

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{511997}}^1$

素因数の和:512098

約数の個数: 48

約数和(自身を含む): 38338410240

約数和(自身を除く): 18316767555

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 79, 99, 165, 237, 395, 495, 711, 869, 1185, 2607, 3555, 4345, 7821, 13035, 39105, 511997, 1535991, 2559985, 4607973, 5631967, 7679955, 16895901, 23039865, 28159835, 40447763, 50687703, 84479505, 121343289, 202238815, 253438515, 364029867, 444925393, 606716445, 1334776179, 1820149335, 2224626965, 4004328537, 6673880895, 20021642685]

約数ペア:

[(1, 20021642685), (3, 6673880895), (5, 4004328537), (9, 2224626965), (11, 1820149335), (15, 1334776179), (33, 606716445), (45, 444925393), (55, 364029867), (79, 253438515), (99, 202238815), (165, 121343289), (237, 84479505), (395, 50687703), (495, 40447763), (711, 28159835), (869, 23039865), (1185, 16895901), (2607, 7679955), (3555, 5631967), (4345, 4607973), (7821, 2559985), (13035, 1535991), (39105, 511997)]