19916702

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{6779}}^1$

素因数の和:6907

約数の個数: 16

約数和(自身を含む): 32462640

約数和(自身を除く): 12545938

約数列:

[1, 2, 13, 26, 113, 226, 1469, 2938, 6779, 13558, 88127, 176254, 766027, 1532054, 9958351, 19916702]

約数ペア:

[(1, 19916702), (2, 9958351), (13, 1532054), (26, 766027), (113, 176254), (226, 88127), (1469, 13558), (2938, 6779)]