19660498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{68743}}^1$

素因数の和:68769

約数の個数: 16

約数和(自身を含む): 34646976

約数和(自身を除く): 14986478

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 68743, 137486, 756173, 893659, 1512346, 1787318, 9830249, 19660498]

約数ペア:

[(1, 19660498), (2, 9830249), (11, 1787318), (13, 1512346), (22, 893659), (26, 756173), (143, 137486), (286, 68743)]