20199276

素因数分解:

$2^2\times 3^2\times {\mathrm{561091}}^1$

素因数の和:561101

約数の個数: 18

約数和(自身を含む): 51059372

約数和(自身を除く): 30860096

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561091, 1122182, 1683273, 2244364, 3366546, 5049819, 6733092, 10099638, 20199276]

約数ペア:

[(1, 20199276), (2, 10099638), (3, 6733092), (4, 5049819), (6, 3366546), (9, 2244364), (12, 1683273), (18, 1122182), (36, 561091)]