19955254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{6007}}^1$

素因数の和:6171

約数の個数: 16

約数和(自身を含む): 32875776

約数和(自身を除く): 12920522

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 6007, 12014, 66077, 132154, 907057, 1814114, 9977627, 19955254]

約数ペア:

[(1, 19955254), (2, 9977627), (11, 1814114), (22, 907057), (151, 132154), (302, 66077), (1661, 12014), (3322, 6007)]