20314426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{2003}}^1$

素因数の和:2477

約数の個数: 16

約数和(自身を含む): 33330528

約数和(自身を除く): 13016102

約数列:

[1, 2, 11, 22, 461, 922, 2003, 4006, 5071, 10142, 22033, 44066, 923383, 1846766, 10157213, 20314426]

約数ペア:

[(1, 20314426), (2, 10157213), (11, 1846766), (22, 923383), (461, 44066), (922, 22033), (2003, 10142), (4006, 5071)]