20219306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11321}}^1$

素因数の和:11389

約数の個数: 16

約数和(自身を含む): 32607360

約数和(自身を除く): 12388054

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 11321, 22642, 215099, 430198, 532087, 1064174, 10109653, 20219306]

約数ペア:

[(1, 20219306), (2, 10109653), (19, 1064174), (38, 532087), (47, 430198), (94, 215099), (893, 22642), (1786, 11321)]