20786076

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30389}}^1$

素因数の和:30418

約数の個数: 36

約数和(自身を含む): 55309800

約数和(自身を除く): 34523724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30389, 60778, 91167, 121556, 182334, 273501, 364668, 547002, 577391, 1094004, 1154782, 1732173, 2309564, 3464346, 5196519, 6928692, 10393038, 20786076]

約数ペア:

[(1, 20786076), (2, 10393038), (3, 6928692), (4, 5196519), (6, 3464346), (9, 2309564), (12, 1732173), (18, 1154782), (19, 1094004), (36, 577391), (38, 547002), (57, 364668), (76, 273501), (114, 182334), (171, 121556), (228, 91167), (342, 60778), (684, 30389)]