20507377179

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{3253}}^1\times {\mathrm{5821}}^1$

素因数の和:9115

約数の個数: 24

約数和(自身を含む): 28871856912

約数和(自身を除く): 8364479733

約数列:

[1, 3, 19, 57, 361, 1083, 3253, 5821, 9759, 17463, 61807, 110599, 185421, 331797, 1174333, 2101381, 3522999, 6304143, 18935713, 56807139, 359778547, 1079335641, 6835792393, 20507377179]

約数ペア:

[(1, 20507377179), (3, 6835792393), (19, 1079335641), (57, 359778547), (361, 56807139), (1083, 18935713), (3253, 6304143), (5821, 3522999), (9759, 2101381), (17463, 1174333), (61807, 331797), (110599, 185421)]