201171212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{415643}}^1$

素因数の和:415669

約数の個数: 18

約数和(自身を含む): 386964564

約数和(自身を除く): 185793352

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 415643, 831286, 1662572, 4572073, 9144146, 18288292, 50292803, 100585606, 201171212]

約数ペア:

[(1, 201171212), (2, 100585606), (4, 50292803), (11, 18288292), (22, 9144146), (44, 4572073), (121, 1662572), (242, 831286), (484, 415643)]