19877032

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4493}}^1$

素因数の和:4585

約数の個数: 32

約数和(自身を含む): 43142400

約数和(自身を除く): 23265368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4493, 8986, 17972, 31451, 35944, 62902, 125804, 251608, 354947, 709894, 1419788, 2484629, 2839576, 4969258, 9938516, 19877032]

約数ペア:

[(1, 19877032), (2, 9938516), (4, 4969258), (7, 2839576), (8, 2484629), (14, 1419788), (28, 709894), (56, 354947), (79, 251608), (158, 125804), (316, 62902), (553, 35944), (632, 31451), (1106, 17972), (2212, 8986), (4424, 4493)]