20391606

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{13649}}^1$

素因数の和:13740

約数の個数: 24

約数和(自身を含む): 44717400

約数和(自身を除く): 24325794

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 13649, 27298, 40947, 81894, 122841, 245682, 1132867, 2265734, 3398601, 6797202, 10195803, 20391606]

約数ペア:

[(1, 20391606), (2, 10195803), (3, 6797202), (6, 3398601), (9, 2265734), (18, 1132867), (83, 245682), (166, 122841), (249, 81894), (498, 40947), (747, 27298), (1494, 13649)]