20125087204

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{13937041}}^1$

素因数の和:13937083

約数の個数: 18

約数和(自身を含む): 37170091014

約数和(自身を除く): 17045003810

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 13937041, 27874082, 55748164, 264803779, 529607558, 1059215116, 5031271801, 10062543602, 20125087204]

約数ペア:

[(1, 20125087204), (2, 10062543602), (4, 5031271801), (19, 1059215116), (38, 529607558), (76, 264803779), (361, 55748164), (722, 27874082), (1444, 13937041)]