18685172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{673}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 35781312

約数和(自身を除く): 17096140

約数列:

[1, 2, 4, 11, 22, 44, 631, 673, 1262, 1346, 2524, 2692, 6941, 7403, 13882, 14806, 27764, 29612, 424663, 849326, 1698652, 4671293, 9342586, 18685172]

約数ペア:

[(1, 18685172), (2, 9342586), (4, 4671293), (11, 1698652), (22, 849326), (44, 424663), (631, 29612), (673, 27764), (1262, 14806), (1346, 13882), (2524, 7403), (2692, 6941)]