1889898981146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{971}}^1\times {\mathrm{136739}}^1$

素因数の和:138370

約数の個数: 32

約数和(自身を含む): 3100554339840

約数和(自身を除く): 1210655358694

約数列:

[1, 2, 11, 22, 647, 971, 1294, 1942, 7117, 10681, 14234, 21362, 136739, 273478, 628237, 1256474, 1504129, 3008258, 6910607, 13821214, 88470133, 132773569, 176940266, 265547138, 973171463, 1460509259, 1946342926, 2921018518, 85904499143, 171808998286, 944949490573, 1889898981146]

約数ペア:

[(1, 1889898981146), (2, 944949490573), (11, 171808998286), (22, 85904499143), (647, 2921018518), (971, 1946342926), (1294, 1460509259), (1942, 973171463), (7117, 265547138), (10681, 176940266), (14234, 132773569), (21362, 88470133), (136739, 13821214), (273478, 6910607), (628237, 3008258), (1256474, 1504129)]