19971124

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{577}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 37142280

約数和(自身を除く): 17171156

約数列:

[1, 2, 4, 17, 34, 68, 509, 577, 1018, 1154, 2036, 2308, 8653, 9809, 17306, 19618, 34612, 39236, 293693, 587386, 1174772, 4992781, 9985562, 19971124]

約数ペア:

[(1, 19971124), (2, 9985562), (4, 4992781), (17, 1174772), (34, 587386), (68, 293693), (509, 39236), (577, 34612), (1018, 19618), (1154, 17306), (2036, 9809), (2308, 8653)]