219921626

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1\times {\mathrm{4139}}^1$

素因数の和:5029

約数の個数: 16

約数和(自身を含む): 341003520

約数和(自身を除く): 121081894

約数列:

[1, 2, 31, 62, 857, 1714, 4139, 8278, 26567, 53134, 128309, 256618, 3547123, 7094246, 109960813, 219921626]

約数ペア:

[(1, 219921626), (2, 109960813), (31, 7094246), (62, 3547123), (857, 256618), (1714, 128309), (4139, 53134), (8278, 26567)]