19751228

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4493}}^1$

素因数の和:4661

約数の個数: 24

約数和(自身を含む): 39762912

約数和(自身を除く): 20011684

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 4493, 8986, 17972, 31451, 62902, 125804, 705401, 1410802, 2821604, 4937807, 9875614, 19751228]

約数ペア:

[(1, 19751228), (2, 9875614), (4, 4937807), (7, 2821604), (14, 1410802), (28, 705401), (157, 125804), (314, 62902), (628, 31451), (1099, 17972), (2198, 8986), (4396, 4493)]