20103006

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:897

約数の個数: 64

約数和(自身を含む): 51134976

約数和(自身を除く): 31031970

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 53, 66, 77, 106, 154, 159, 231, 318, 371, 462, 583, 742, 821, 1113, 1166, 1642, 1749, 2226, 2463, 3498, 4081, 4926, 5747, 8162, 9031, 11494, 12243, 17241, 18062, 24486, 27093, 34482, 43513, 54186, 63217, 87026, 126434, 130539, 189651, 261078, 304591, 379302, 478643, 609182, 913773, 957286, 1435929, 1827546, 2871858, 3350501, 6701002, 10051503, 20103006]

約数ペア:

[(1, 20103006), (2, 10051503), (3, 6701002), (6, 3350501), (7, 2871858), (11, 1827546), (14, 1435929), (21, 957286), (22, 913773), (33, 609182), (42, 478643), (53, 379302), (66, 304591), (77, 261078), (106, 189651), (154, 130539), (159, 126434), (231, 87026), (318, 63217), (371, 54186), (462, 43513), (583, 34482), (742, 27093), (821, 24486), (1113, 18062), (1166, 17241), (1642, 12243), (1749, 11494), (2226, 9031), (2463, 8162), (3498, 5747), (4081, 4926)]