20411270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185557}}^1$

素因数の和:185575

約数の個数: 16

約数和(自身を含む): 40080528

約数和(自身を除く): 19669258

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 185557, 371114, 927785, 1855570, 2041127, 4082254, 10205635, 20411270]

約数ペア:

[(1, 20411270), (2, 10205635), (5, 4082254), (10, 2041127), (11, 1855570), (22, 927785), (55, 371114), (110, 185557)]