18480580

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1373}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 38895192

約数和(自身を除く): 20414612

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 1373, 2692, 2746, 3365, 5492, 6730, 6865, 13460, 13730, 27460, 924029, 1848058, 3696116, 4620145, 9240290, 18480580]

約数ペア:

[(1, 18480580), (2, 9240290), (4, 4620145), (5, 3696116), (10, 1848058), (20, 924029), (673, 27460), (1346, 13730), (1373, 13460), (2692, 6865), (2746, 6730), (3365, 5492)]