209495188

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{36857}}^1$

素因数の和:36904

約数の個数: 36

約数和(自身を含む): 441190260

約数和(自身を除く): 231695072

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 5684, 36857, 73714, 147428, 257999, 515998, 1031996, 1068853, 1805993, 2137706, 3611986, 4275412, 7223972, 7481971, 14963942, 29927884, 52373797, 104747594, 209495188]

約数ペア:

[(1, 209495188), (2, 104747594), (4, 52373797), (7, 29927884), (14, 14963942), (28, 7481971), (29, 7223972), (49, 4275412), (58, 3611986), (98, 2137706), (116, 1805993), (196, 1068853), (203, 1031996), (406, 515998), (812, 257999), (1421, 147428), (2842, 73714), (5684, 36857)]