1998496

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 36

約数和(自身を含む): 4176522

約数和(自身を除く): 2178026

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 173, 304, 346, 361, 608, 692, 722, 1384, 1444, 2768, 2888, 3287, 5536, 5776, 6574, 11552, 13148, 26296, 52592, 62453, 105184, 124906, 249812, 499624, 999248, 1998496]

約数ペア:

[(1, 1998496), (2, 999248), (4, 499624), (8, 249812), (16, 124906), (19, 105184), (32, 62453), (38, 52592), (76, 26296), (152, 13148), (173, 11552), (304, 6574), (346, 5776), (361, 5536), (608, 3287), (692, 2888), (722, 2768), (1384, 1444)]