28684222

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{18797}}^1$

素因数の和:18915

約数の個数: 16

約数和(自身を含む): 49626720

約数和(自身を除く): 20942498

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 18797, 37594, 131579, 263158, 2048873, 4097746, 14342111, 28684222]

約数ペア:

[(1, 28684222), (2, 14342111), (7, 4097746), (14, 2048873), (109, 263158), (218, 131579), (763, 37594), (1526, 18797)]