28291408

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{18229}}^1$

素因数の和:18334

約数の個数: 20

約数和(自身を含む): 55382740

約数和(自身を除く): 27091332

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 18229, 36458, 72916, 145832, 291664, 1768213, 3536426, 7072852, 14145704, 28291408]

約数ペア:

[(1, 28291408), (2, 14145704), (4, 7072852), (8, 3536426), (16, 1768213), (97, 291664), (194, 145832), (388, 72916), (776, 36458), (1552, 18229)]