195866288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{644297}}^1$

素因数の和:644324

約数の個数: 20

約数和(自身を含む): 399464760

約数和(自身を除く): 203598472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 644297, 1288594, 2577188, 5154376, 10308752, 12241643, 24483286, 48966572, 97933144, 195866288]

約数ペア:

[(1, 195866288), (2, 97933144), (4, 48966572), (8, 24483286), (16, 12241643), (19, 10308752), (38, 5154376), (76, 2577188), (152, 1288594), (304, 644297)]