19942207

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 22118400

約数和(自身を除く): 2176193

約数列:

[1, 17, 31, 79, 479, 527, 1343, 2449, 8143, 14849, 37841, 41633, 252433, 643297, 1173071, 19942207]

約数ペア:

[(1, 19942207), (17, 1173071), (31, 643297), (79, 252433), (479, 41633), (527, 37841), (1343, 14849), (2449, 8143)]