20804777276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{859}}^1\times {\mathrm{356173}}^1$

素因数の和:357053

約数の個数: 24

約数和(自身を含む): 38595014640

約数和(自身を除く): 17790237364

約数列:

[1, 2, 4, 17, 34, 68, 859, 1718, 3436, 14603, 29206, 58412, 356173, 712346, 1424692, 6054941, 12109882, 24219764, 305952607, 611905214, 1223810428, 5201194319, 10402388638, 20804777276]

約数ペア:

[(1, 20804777276), (2, 10402388638), (4, 5201194319), (17, 1223810428), (34, 611905214), (68, 305952607), (859, 24219764), (1718, 12109882), (3436, 6054941), (14603, 1424692), (29206, 712346), (58412, 356173)]