20235572

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1117}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 40569984

約数和(自身を除く): 20334412

約数列:

[1, 2, 4, 7, 14, 28, 647, 1117, 1294, 2234, 2588, 4468, 4529, 7819, 9058, 15638, 18116, 31276, 722699, 1445398, 2890796, 5058893, 10117786, 20235572]

約数ペア:

[(1, 20235572), (2, 10117786), (4, 5058893), (7, 2890796), (14, 1445398), (28, 722699), (647, 31276), (1117, 18116), (1294, 15638), (2234, 9058), (2588, 7819), (4468, 4529)]