1887103658

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{1949}}^1\times {\mathrm{4001}}^1$

素因数の和:5974

約数の個数: 24

約数和(自身を含む): 3113756100

約数和(自身を除く): 1226652442

約数列:

[1, 2, 11, 22, 121, 242, 1949, 3898, 4001, 8002, 21439, 42878, 44011, 88022, 235829, 471658, 484121, 968242, 7797949, 15595898, 85777439, 171554878, 943551829, 1887103658]

約数ペア:

[(1, 1887103658), (2, 943551829), (11, 171554878), (22, 85777439), (121, 15595898), (242, 7797949), (1949, 968242), (3898, 484121), (4001, 471658), (8002, 235829), (21439, 88022), (42878, 44011)]