72786416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{239429}}^1$

素因数の和:239456

約数の個数: 20

約数和(自身を含む): 148446600

約数和(自身を除く): 75660184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 239429, 478858, 957716, 1915432, 3830864, 4549151, 9098302, 18196604, 36393208, 72786416]

約数ペア:

[(1, 72786416), (2, 36393208), (4, 18196604), (8, 9098302), (16, 4549151), (19, 3830864), (38, 1915432), (76, 957716), (152, 478858), (304, 239429)]