20543006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3907}}^1$

素因数の和:4159

約数の個数: 16

約数和(自身を含む): 33765120

約数和(自身を除く): 13222114

約数列:

[1, 2, 11, 22, 239, 478, 2629, 3907, 5258, 7814, 42977, 85954, 933773, 1867546, 10271503, 20543006]

約数ペア:

[(1, 20543006), (2, 10271503), (11, 1867546), (22, 933773), (239, 85954), (478, 42977), (2629, 7814), (3907, 5258)]