20803562

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1098

約数の個数: 24

約数和(自身を含む): 34378380

約数和(自身を除く): 13574818

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 1009, 1586, 2018, 10309, 13117, 20618, 26234, 61549, 123098, 170521, 341042, 800137, 1600274, 10401781, 20803562]

約数ペア:

[(1, 20803562), (2, 10401781), (13, 1600274), (26, 800137), (61, 341042), (122, 170521), (169, 123098), (338, 61549), (793, 26234), (1009, 20618), (1586, 13117), (2018, 10309)]