20249905156

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{1787}}^1\times {\mathrm{16763}}^1$

素因数の和:18580

約数の個数: 36

約数和(自身を含む): 38396734992

約数和(自身を除く): 18146829836

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 1787, 3574, 7148, 16763, 23231, 33526, 46462, 67052, 92924, 217919, 302003, 435838, 604006, 871676, 1208012, 2832947, 5665894, 11331788, 29955481, 59910962, 119821924, 389421253, 778842506, 1557685012, 5062476289, 10124952578, 20249905156]

約数ペア:

[(1, 20249905156), (2, 10124952578), (4, 5062476289), (13, 1557685012), (26, 778842506), (52, 389421253), (169, 119821924), (338, 59910962), (676, 29955481), (1787, 11331788), (3574, 5665894), (7148, 2832947), (16763, 1208012), (23231, 871676), (33526, 604006), (46462, 435838), (67052, 302003), (92924, 217919)]