40173904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{132151}}^1$

素因数の和:132178

約数の個数: 20

約数和(自身を含む): 81934240

約数和(自身を除く): 41760336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 132151, 264302, 528604, 1057208, 2114416, 2510869, 5021738, 10043476, 20086952, 40173904]

約数ペア:

[(1, 40173904), (2, 20086952), (4, 10043476), (8, 5021738), (16, 2510869), (19, 2114416), (38, 1057208), (76, 528604), (152, 264302), (304, 132151)]