20426588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3301}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 46597824

約数和(自身を除く): 26171236

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 3301, 6188, 6602, 13204, 23107, 42913, 46214, 56117, 85826, 92428, 112234, 171652, 224468, 300391, 392819, 600782, 729521, 785638, 1201564, 1459042, 1571276, 2918084, 5106647, 10213294, 20426588]

約数ペア:

[(1, 20426588), (2, 10213294), (4, 5106647), (7, 2918084), (13, 1571276), (14, 1459042), (17, 1201564), (26, 785638), (28, 729521), (34, 600782), (52, 392819), (68, 300391), (91, 224468), (119, 171652), (182, 112234), (221, 92428), (238, 85826), (364, 56117), (442, 46214), (476, 42913), (884, 23107), (1547, 13204), (3094, 6602), (3301, 6188)]