20026402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12821}}^1$

素因数の和:12905

約数の個数: 16

約数和(自身を含む): 33234624

約数和(自身を除く): 13208222

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12821, 25642, 141031, 282062, 910291, 1820582, 10013201, 20026402]

約数ペア:

[(1, 20026402), (2, 10013201), (11, 1820582), (22, 910291), (71, 282062), (142, 141031), (781, 25642), (1562, 12821)]