1639897668

素因数分解:

$2^2\times 3^2\times {\mathrm{45552713}}^1$

素因数の和:45552723

約数の個数: 18

約数和(自身を含む): 4145296974

約数和(自身を除く): 2505399306

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 45552713, 91105426, 136658139, 182210852, 273316278, 409974417, 546632556, 819948834, 1639897668]

約数ペア:

[(1, 1639897668), (2, 819948834), (3, 546632556), (4, 409974417), (6, 273316278), (9, 182210852), (12, 136658139), (18, 91105426), (36, 45552713)]