20871588

素因数分解:

$2^2\times 3^1\times {\mathrm{373}}^1\times {\mathrm{4663}}^1$

素因数の和:5043

約数の個数: 24

約数和(自身を含む): 48841408

約数和(自身を除く): 27969820

約数列:

[1, 2, 3, 4, 6, 12, 373, 746, 1119, 1492, 2238, 4476, 4663, 9326, 13989, 18652, 27978, 55956, 1739299, 3478598, 5217897, 6957196, 10435794, 20871588]

約数ペア:

[(1, 20871588), (2, 10435794), (3, 6957196), (4, 5217897), (6, 3478598), (12, 1739299), (373, 55956), (746, 27978), (1119, 18652), (1492, 13989), (2238, 9326), (4476, 4663)]