18160406

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:868

約数の個数: 24

約数和(自身を含む): 30279312

約数和(自身を除く): 12118906

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 743, 1111, 1486, 2222, 8173, 12221, 16346, 24442, 75043, 89903, 150086, 179806, 825473, 1650946, 9080203, 18160406]

約数ペア:

[(1, 18160406), (2, 9080203), (11, 1650946), (22, 825473), (101, 179806), (121, 150086), (202, 89903), (242, 75043), (743, 24442), (1111, 16346), (1486, 12221), (2222, 8173)]