19725068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{6691}}^1$

素因数の和:6773

約数の個数: 24

約数和(自身を含む): 38224704

約数和(自身を除く): 18499636

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 6691, 13382, 26764, 73601, 147202, 294404, 448297, 896594, 1793188, 4931267, 9862534, 19725068]

約数ペア:

[(1, 19725068), (2, 9862534), (4, 4931267), (11, 1793188), (22, 896594), (44, 448297), (67, 294404), (134, 147202), (268, 73601), (737, 26764), (1474, 13382), (2948, 6691)]