72872752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{239713}}^1$

素因数の和:239740

約数の個数: 20

約数和(自身を含む): 148622680

約数和(自身を除く): 75749928

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 239713, 479426, 958852, 1917704, 3835408, 4554547, 9109094, 18218188, 36436376, 72872752]

約数ペア:

[(1, 72872752), (2, 36436376), (4, 18218188), (8, 9109094), (16, 4554547), (19, 3835408), (38, 1917704), (76, 958852), (152, 479426), (304, 239713)]