201921328

素因数分解:

$2^4\times 7^1\times {\mathrm{911}}^1\times {\mathrm{1979}}^1$

素因数の和:2905

約数の個数: 40

約数和(自身を含む): 447828480

約数和(自身を除く): 245907152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 911, 1822, 1979, 3644, 3958, 6377, 7288, 7916, 12754, 13853, 14576, 15832, 25508, 27706, 31664, 51016, 55412, 102032, 110824, 221648, 1802869, 3605738, 7211476, 12620083, 14422952, 25240166, 28845904, 50480332, 100960664, 201921328]

約数ペア:

[(1, 201921328), (2, 100960664), (4, 50480332), (7, 28845904), (8, 25240166), (14, 14422952), (16, 12620083), (28, 7211476), (56, 3605738), (112, 1802869), (911, 221648), (1822, 110824), (1979, 102032), (3644, 55412), (3958, 51016), (6377, 31664), (7288, 27706), (7916, 25508), (12754, 15832), (13853, 14576)]