16986860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77213}}^1$

素因数の和:77233

約数の個数: 24

約数和(自身を含む): 38915856

約数和(自身を除く): 21928996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 77213, 154426, 308852, 386065, 772130, 849343, 1544260, 1698686, 3397372, 4246715, 8493430, 16986860]

約数ペア:

[(1, 16986860), (2, 8493430), (4, 4246715), (5, 3397372), (10, 1698686), (11, 1544260), (20, 849343), (22, 772130), (44, 386065), (55, 308852), (110, 154426), (220, 77213)]