18890036

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1316

約数の個数: 36

約数和(自身を含む): 37537920

約数和(自身を除く): 18647884

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 242, 341, 484, 682, 1259, 1364, 2518, 3751, 5036, 7502, 13849, 15004, 27698, 39029, 55396, 78058, 152339, 156116, 304678, 429319, 609356, 858638, 1717276, 4722509, 9445018, 18890036]

約数ペア:

[(1, 18890036), (2, 9445018), (4, 4722509), (11, 1717276), (22, 858638), (31, 609356), (44, 429319), (62, 304678), (121, 156116), (124, 152339), (242, 78058), (341, 55396), (484, 39029), (682, 27698), (1259, 15004), (1364, 13849), (2518, 7502), (3751, 5036)]