20941954

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7867}}^1$

素因数の和:7902

約数の個数: 16

約数和(自身を含む): 34556256

約数和(自身を除く): 13614302

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7867, 15734, 86537, 173074, 951907, 1903814, 10470977, 20941954]

約数ペア:

[(1, 20941954), (2, 10470977), (11, 1903814), (22, 951907), (121, 173074), (242, 86537), (1331, 15734), (2662, 7867)]