20554892

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{347}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 36832320

約数和(自身を除く): 16277428

約数列:

[1, 2, 4, 59, 118, 236, 251, 347, 502, 694, 1004, 1388, 14809, 20473, 29618, 40946, 59236, 81892, 87097, 174194, 348388, 5138723, 10277446, 20554892]

約数ペア:

[(1, 20554892), (2, 10277446), (4, 5138723), (59, 348388), (118, 174194), (236, 87097), (251, 81892), (347, 59236), (502, 40946), (694, 29618), (1004, 20473), (1388, 14809)]