19860722

素因数分解:

$2^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{2053}}^1$

素因数の和:2753

約数の個数: 16

約数和(自身を含む): 34112832

約数和(自身を除く): 14252110

約数列:

[1, 2, 7, 14, 691, 1382, 2053, 4106, 4837, 9674, 14371, 28742, 1418623, 2837246, 9930361, 19860722]

約数ペア:

[(1, 19860722), (2, 9930361), (7, 2837246), (14, 1418623), (691, 28742), (1382, 14371), (2053, 9674), (4106, 4837)]